▁Province ▁of ▁Gaz a ▁with ▁its ▁own ▁w ali ▁( g overn or ). ▁ ▁It ▁became ▁a ▁hal ting ▁post ▁along ▁the ▁newly ▁introduced ▁regular ▁mail ▁routes ▁connecting ▁Dam asc us ▁and ▁C airo , ▁which ▁were ▁run ▁by ▁horse - mount ed ▁mess engers ▁with ▁colored ▁s ash es . ▁Sy rian ▁historian ▁I bn ▁F ad l al lah ▁al - U m ari ▁did ▁not ▁mention ▁Dar um ▁in ▁his ▁list ▁of ▁the ▁route ' s ▁stopping ▁points ▁in ▁ 1 3 4 9 , ▁instead ▁not ing ▁that ▁al - Sal q ah ▁was ▁the ▁only ▁post ▁between ▁Raf ah ▁and ▁Gaz a , ▁suggesting ▁that ▁Dar um ▁was ▁not ▁a ▁major ▁settlement ▁at ▁the ▁time . ▁However , ▁ 1 4 th - century ▁Egypt ian ▁historian ▁A hm ad ▁al - Q al q ash and i ▁coun ters ▁al - U m ari ' s ▁account , ▁writing ▁that ▁Dar um ▁was ▁the ▁last ▁hal ting ▁post ▁before ▁Gaz a . ▁Ro ads , ▁brid ges , ▁postal ▁stations ▁and ▁a ▁k han ▁( car av ans era i ) ▁were ▁built ▁in ▁the ▁town ▁to ▁accommod ate ▁the ▁mess engers . ▁P ige on ▁mail ▁service ▁was ▁introduced ▁for ▁which ▁to wers ▁were ▁built . ▁Produ ce ▁available ▁in ▁Dar um ▁during ▁this ▁time ▁period ▁included ▁bar ley , ▁whe at , ▁g rap es ▁and ▁gra pe ▁leaves , ▁ol ives , ▁r asp ber ries , ▁lem ons , ▁fig s ,