 of Merv towards the end of 746. Nasr retreated to Nishapur, but within days al-Kirmani and Ibn Surayj fell out among themselves and clashed, resulting in the death of Ibn Surayj. Al-Kirmani then destroyed the Tamimi quarters in the city, a shocking act, as dwellings were traditionally considered exempt from warfare in Arab culture. As a result, the Mudari tribes, hitherto reserved towards Nasr, now came over to him. Backed by them, especially the Qays settled around Nishapur, Nasr now resolved to take back the capital. During summer 747, Nasr's and al-Kirmani's armies confronted each other before the walls of Marv, occupying two fortified camps and skirmishing with each other for several months. The fighting stopped only when news came of the start of the Hashimi uprising under Abu Muslim.

Negotiations commenced, but were almost broken off when a member of Nasr's entourage, an embittered son of Ibn Surayj, attacked and killed al-Kirmani. Calmer heads prevailed for the moment, the two sides were able to tentatively settle their differences, and Nasr re-occupied his seat in Marv. Tensions however remained and Abu Muslim soon managed to persuade al-Kirmani's son and successor Ali that Nasr had been involved in his father's murder. As a result, both Ali al-Kirmani and Nasr separately appealed  for aid against each other to Abu Muslim, who now held the balance of power. The latter eventually chose to support al-Kirmani. On 14 February 748, the Hashimi army occupied Marv, and Nasr again had to flee the city. Pursued by the Hashimi forces under Qahtaba ibn Shabib al-Ta'i, Nasr was forced to abandon Nishapur too after his son Tamim was defeated at Tus, and retreat to the region of Qumis, on the western borderlands of Khurasan. At this point, the long-awaited reinforcements from the Caliph arrived, but their general and Nasr failed to coordinate their movements, and Qahtaba was able to defeat the Caliph's army at Rayy and kill its commander. Nasr was now forced to abandon Qumis and flee towards Hamadan. On the way
of Merv towards the end of 746. Nasr retreated to Nishapur, but within days al - Kirmani and Ibn Surayj fell out among themselves and clash, result in the death of Ibn Surayj. Al - Kirmani then destroyed the Tamimi quarters in the city, a disgraceful act, as dwellings were traditionally considered nontaxable from warfare in Arab culture. As a result, the Mudari tribe, hitherto reserved towards Nasr, now come over to him. Backed by them, specially the Qays finalize around Nishapur, Nasr now purpose to take back the capital. During summer 747, Nasr's and al - Kirmani's army confronted each other before the walls of Marv, concern two fortified camps and skirmishing with each other for respective months. The fight stopped only when news came of the startle of the Hashimi uprising under Abu Muslim. 

 Negotiations commenced, but were almost broken off when a extremity of Nasr's entourage, an embittered son of Ibn Surayj, attacked and killed al - Kirmani. Calmer heads prevailed for the moment, the two sides were able to tentatively settle their differences, and Nasr re - busy his seat in Marv. Tensions however persist and Abu Muslim soon cope to persuade al - Kirmani's son and successor Ali that Nasr had been involved in his father's murder. As a resultant role, both Ali al - Kirmani and Nasr separately appealed   for aid against each other to Abu Muslim, who nowadays held the balance of power. The latter eventually chose to support al - Kirmani. On 14 February 748, the Hashimi united states army occupied Marv, and Nasr again had to flee the city. Pursued by the Hashimi forces under Qahtaba ibn Shabib al - Ta'i, Nasr was forced to abandon Nishapur too after his son Tamim was get the better of at Tus, and retreat to the region of Qumis, on the western borderlands of Khurasan. At this point, the long - expect reinforcements from the Caliph arrived, but their general and Nasr failed to coordinate their movements, and Qahtaba was able to defeat the Caliph's army at Rayy and kill its commander. Nasr was immediately forced to vacate Qumis and flee towards Hamadan. On the way
 of Merv towards the end of 746. Nasr retreateb to Nivhapur, but witfin days al-Kirmani and Ibn Snrayh felo out among themselves and clasjed, resuotinj in the death oh Ibn Suvcyj. Am-Nirmcnm then destroyec the Tamiki quarters in tfe city, a shocking act, as dwellings wqre tracihionally consiqerec exejit from warfare in Arab culture. As a rtsult, the Mudari ttibes, hitherto reserved toaardd Nasr, now came ovfr to him. Bqckeq by them, espdcially tht Xays settlgd around Nishapur, Nasr now resouved co take bacj rhe wapital. Durmng suimer 747, Nasr's and al-Kismani's srmies confronbed eech ither before the wallv of Marv, occupyind two fordiyied camps and skirmiwhung whth aach ithdr roc ssveral moiths. The fifhting stopped only when news vaiv of the starf of tre Hashimi uprising under Abu Muslim.

Negotpatikns commenced, but were qlmost broken off whej a membew of Nasr's entourage, an embittered son of Ibn Surdyj, avtxcktd and yulped al-Kirmani. Calmer heads prevailed for the ikmtnt, the two sides were able yo trgtatively setjle thend sifferences, and Nadr re-ocsupiee his seau in Karv. Tensions however remaibed and Abu Iyslim soon managed to persuadz al-Kitmani's son and successor Ali chat Nzsr had beej involves in his father's ources. As a rtrult, both Ali al-Kyrmani anv Nasx separagely appeajed  for ald against each other to Abu Luvlim, who nlw held the balance of power. Thx latter evenjuanly chose tj supiort al-Kirmani. Jn 14 February 748, jhe Hashiii aroy occupies Marv, end Nasr agayn had to flea the city. Pucsued by ehe Yashumi forzds under Qahtana ibn Shcyib al-Ta'i, Nasr was forced tp aczndon Nishapur cui after his son Taoim wws dqxeated at Tuv, ana rdyreat to the reglon of Aumis, on the western borserlands of Khurassn. At this point, tre long-awaitec reinforcements fgom tie Calmph artivgd, but their general and Nasr fziled to foovdinate their movcmenjs, and Qahtcba was able to defeat the Caliph's army et Rayy and kill its conmander. Nasr was noc norced to abendon Zumis and flee towards Hamadab. On the way
of Merv towards the end of 746. to but within al-Kirmani and Ibn and resulting in the of Ibn Surayj. then destroyed the Tamimi quarters in city, a shocking act, as dwellings were traditionally considered exempt from warfare in culture. As a result, the Mudari tribes, hitherto reserved towards Nasr, now came to Backed them, the Qays settled around Nishapur, Nasr now resolved to take back the capital. During summer 747, and al-Kirmani's armies confronted each other before the of Marv, occupying two camps and skirmishing with each for months. The stopped when came of the of the Hashimi uprising under Abu Muslim. Negotiations commenced, but were almost broken off when a member Nasr's entourage, son of Surayj, and al-Kirmani. Calmer heads the moment, the two sides were settle their differences, and Nasr re-occupied his seat Marv. Tensions remained and Abu Muslim soon managed persuade al-Kirmani's son and successor Ali that Nasr been involved in his father's murder. As a result, both Ali al-Kirmani and Nasr separately aid against each other Abu Muslim, who held balance power. latter eventually to support al-Kirmani. On 14 February 748, the Hashimi army occupied and Nasr again had to flee the city. Pursued by forces Qahtaba ibn Shabib Nasr was forced to Nishapur after his son Tamim at and region Qumis, the western borderlands of At this point, the long-awaited from the Caliph arrived, failed to coordinate their movements, and Qahtaba was to defeat the Caliph's army at Rayy kill its commander. Nasr was now forced to abandon Qumis and flee Hamadan. On
 of Merv towards the end of 746. Nasr Retreated tO NishApuR, buT wIthiN dayS al-Kirmani and IBN SurAyj fell out among themselVes anD cLAsheD, ReSultiNg in the DEaTH Of IBn suRayJ. AL-kiRmani TheN destroYed the TamiMi qUaRters in the ciTY, a Shocking acT, as Dwellings werE trAditioNaLly COnsidEreD exemPt from WArfare In Arab culTuRE. As a reSUlt, the MUDArI triBes, hitherto reservED tOWards Nasr, now caMe over To HIm. bACkeD by Them, especiAlLy the qAys settLEd AROUnd nIshapur, Nasr noW resolved to TAke Back thE cApiTAl. DuriNg sumMeR 747, nasR's and al-KirmAni's Armies conFronteD Each othER before The walLs oF MaRv, ocCUpYiNg tWo FOrtIFiEd cAMps And skirmIsHiNg witH eacH OTHEr foR seVeraL montHs. The fighting StoPped ONly When nEws caMe of ThE starT of the hashiMi Uprising under AbU MusLim.

NegotiAtiOnS coMmEnced, BUt were AlmOst Broken oFf when a MEmbEr OF nAsR's entourage, an embitTeRED sOn of Ibn SUrayj, aTTaCkED and killEd Al-KIrmaNI. calmeR heaDS pRevailed For the MOmEnT, the two SiDes werE aBle To tEntatIVely Settle Their difFerenCEs, and Nasr re-occUPied his seat in mArV. tEnSIons HowEver remaineD and aBu MuSlim SOoN maNAged tO persUaDE aL-kirmani's son and succeSsOr Ali tHat NaSr had been invoLved in his fATHEr's murdeR. As a REsULt, both Ali al-KirMani aNd Nasr sepaRAtely appEaled  For aid agAinst each OTHer to Abu musLim, Who Now HELd The balance of pOWEr. ThE lAtter evEntUally chOse To sUppOrt Al-kirmani. On 14 february 748, ThE HAsHiMi aRmy ocCUpied MarV, aNd NAsR agAin haD To flee The ciTy. PuRsUeD By tHe HashiMI fORCes uNdEr qahtAba IbN ShabIb al-tA'i, NAsr was fOrced to abAndON NisHaPuR too aftEr his son Tamim WaS defeated aT TUs, aNd retrEAT to the reGion of Qumis, on the western BOrderlaNds Of KhuRasaN. At this poInt, The lonG-awAIted reInforcEmentS fRom THE CaliPH ArRivEd, But their geNERal And NaSr FailEd to cooRdinate their movemeNTs, aNd Qahtaba was aBle To deFEAt The cAlIPh's ArMY at rAYy and kill its comMander. Nasr WaS NoW forced to aBAndOn qumis anD flee toWards hAmadan. ON the way
 of Merv towards the end o f 746. Nas r ret rea ted  t o Ni shap ur, but within days  al-Kirmani and Ibn Su rayjfe l l ou t  a mongthemsel v es a ndcl as hed ,r es ultin g i n the d eath of Ib n S ur ayj. Al-Kirm a ni  then dest roy ed the Tamim i q uarter sint he ci ty,  a sh ocking act, a s dwellin gs were t r adition a l ly  con sidered exempt fr o mw arfare in Arab  cultu re .  A s a r esu lt, the Mu da ri tr i bes, hi t he r t o  re s erved towards  Nasr, nowc ame  overto  hi m . Back ed by  t h em,  especially  the  Qays set tled a r ound Ni s hapur,Nasr n owres olve d  t otak eb ack th e c a pit al. Duri ng  s ummer  747 , N a sr's  an d al -Kirm ani's armiescon fron t edeachother  bef or e the  walls  of M ar v, occupying tw o fo rtified c amp sand  s kirmi s hing w ith  ea ch othe r for s e ver al m o nt hs. The fighting s to p p ed  only wh en new s  c am e  of thest art  oft h e Has himi up rising u nder A b uMu slim.
Ne gotiat io nscom mence d , bu t were  almostbroke n  off when a me m ber of Nasr's en t o ur a ge,anembitteredsono f Ib n Su r ay j,a ttack ed an dk il l ed al-Kirmani. Calm er  heads  prev ailed for the  moment, t h e two side s we r ea ble to tentati velysettle the i r differ ences , and Na sr re-occ u p ied hissea t i n M arv . Te nsions howeve r rema in ed andAbu  Muslim  so onman age dto persua de al-Ki rm an i' sson  ands uccessor  A lith atNasrh ad bee n inv olve din his  father ' sm u rder .As  a r esu lt , bot h Al i  al -Kirman i and Nas r s e para te ly  appeal ed  for aid a ga inst eachot her  to Ab u Muslim,who now held the balanc e  of pow er.  Thelatt er eventu all y chos e t o  suppo rt al- Kirma ni . O n 14 Fe b r ua ry74 8, the Has h i miarmyoc cupi ed Marv , and Nasr again h a d t o flee the ci ty.  Pur s u ed  by th e  Ha sh i mif o rces under Qaht aba ibn Sh ab i bal-Ta'i, N a srwa s force d to ab andon Nishapu r too aft er his so nTami m was  defeatedat Tus,and retre a t tot he  regi onof Qum is , o n the  weste r n b order landsof  Khura san.At  this po int, the long-awaited r einfor cemen tsfrom theCal i pharrived,buttheir gene ral  an d Nas r f a iledto c o or din a te th eirm ovements, an d Q a h ta ba was able t o  de featthe Caliph 's a rmy at Rayy and k i ll its command er.N a srwas nowfo rced to abando n Q um i s  and fle etowards Ham adan. On  t h e way 
 of_Merv towards_the end of 746._Nasr retreated_to_Nishapur, but_within_days al-Kirmani and_Ibn Surayj fell_out among themselves and_clashed, resulting in_the_death of Ibn Surayj. Al-Kirmani then destroyed the Tamimi quarters in the city, a_shocking_act, as_dwellings_were_traditionally considered exempt from warfare_in Arab culture. As a_result, the_Mudari tribes, hitherto reserved towards Nasr, now came_over_to him. Backed_by them, especially the Qays settled around Nishapur, Nasr_now resolved to take back the_capital. During summer_747,_Nasr's_and al-Kirmani's armies confronted_each other before the walls of_Marv, occupying two fortified camps and_skirmishing with each other for several months._The fighting stopped only when news_came of the start of_the Hashimi_uprising under Abu Muslim.

Negotiations commenced,_but were almost_broken off_when a member_of Nasr's entourage, an embittered son_of Ibn Surayj,_attacked and killed al-Kirmani. Calmer heads_prevailed_for the moment,_the_two_sides were_able to tentatively_settle_their differences,_and_Nasr re-occupied his seat in Marv._Tensions_however remained and Abu Muslim soon managed_to persuade al-Kirmani's son_and_successor Ali that Nasr_had been involved in his_father's murder. As a result, both_Ali al-Kirmani_and Nasr_separately appealed  for aid against each other to Abu Muslim,_who now held the balance of_power. The latter eventually_chose to_support_al-Kirmani. On 14_February_748, the_Hashimi army occupied Marv, and Nasr again_had to_flee the city. Pursued by the_Hashimi forces under Qahtaba_ibn_Shabib al-Ta'i, Nasr was forced to_abandon Nishapur too after his son_Tamim was defeated at Tus,_and_retreat_to the region of Qumis,_on the western borderlands of Khurasan._At this point,_the long-awaited reinforcements from the Caliph arrived,_but_their general and Nasr failed to_coordinate_their movements, and Qahtaba was able_to_defeat_the Caliph's army at Rayy_and kill its commander. Nasr was_now forced to abandon Qumis and flee towards Hamadan._On the way