Pedzisa mutsara unotevera: Akagadzwa muna March 811 naCaliph al-Amin, achitsiva Hatim ibn Harthamah ibn A'yan. Nokukurumidza pashure pacho zvisinei akamanikidzwa kurwisana nokuputika kwe
hondo yevagari vemo pakati al-Amin uye munun'una wake al-Ma'mun, uye pasina nguva refu kuramba kwake kuvimbika kune wekutanga akanga amuisa kusawirirana neboka re "jund" yemuno inotungamirwa na al-Sari ibn al-Hakam, iyo yaifarira kuziva al-Ma'mun semukadzi panzvimbo. Muchirimo cha 812 "jund", nekurudziro yaal-Ma'mun, vakachinja pachena kuvimbika kwavo uye vakapanduka, uye Jabir akakandirwa pasi kubva pachinzvimbo chake. Mutsigiri waal-Ma'mun, Abbad ibn Muhammad ibn Hayyan, akabva atora chigaro uye akatora masimba muFustat, asi zvimwe zvikamu zveEgypt zvakaramba zvakavimbika kuna al-Amin pasi pemutongi anopikisa Rabi'ah ibn Qays ibn Zubayr al-Jurashi.