ht ar , ▁prom ising ▁the ▁latter ▁that ▁he ▁and ▁his ▁Q ays i - domin ated ▁cont ing ent ▁would ▁abandon ▁U bay d ▁Al lah ▁mid - b attle ▁once ▁I bn ▁al - As ht ar ' s ▁forces ▁attacked ▁the ▁Um ay y ad ▁left ▁wing . ▁Um ay r ▁then ▁returned ▁to ▁the ▁Um ay y ad ▁camp , ▁while ▁I bn ▁al - As ht ar ▁put ▁his ▁gu ards ▁on ▁alert ▁for ▁the ▁remainder ▁of ▁the ▁night . ▁ ▁At ▁dawn , ▁on ▁ 6 ▁August , ▁I bn ▁al - As ht ar ▁mobil ized ▁his ▁men ▁and ▁formed ▁his ▁batt al ions . ▁He ▁placed ▁S uf yan ▁ibn ▁Y az id ▁al - Az di ▁in ▁command ▁of ▁the ▁right ▁wing , ▁Ali ▁ibn ▁Mal ik ▁al - J ush ami ▁in ▁command ▁of ▁the ▁left ▁wing , ▁his ▁half - bro ther ▁Abd ▁al - R ah man ▁ibn ▁Abd ▁Al lah ▁in ▁charge ▁of ▁the ▁caval ry , ▁and ▁T uf ay l ▁ibn ▁La q it ▁in ▁command ▁of ▁the ▁foot ▁soldiers . ▁Because ▁the ▁caval ry ▁was ▁so ▁small , ▁I bn ▁al - As ht ar ▁kept ▁them ▁close ▁to ▁him ▁in ▁the ▁right ▁wing . ▁When ▁his ▁forces ▁march ed ▁on ▁foot ▁to ▁a ▁hill ▁over looking ▁the ▁Um ay y ad ▁camp , ▁I bn ▁al - As ht ar ▁sent ▁one ▁of ▁his ▁hors emen , ▁Ab dal lah ▁ibn ▁Zu h ay r ▁al