Bayan nasarar da musulmi suka samu a yakin al-Qadisiyyah, halifa Umar ya yanke hukuncin cewa lokaci ya yi da za a ci birnin Ctesiphon na Daular Sasaniya .An gwabza yakin Babila tsakanin sojojin Daular Sassanid da Rashidun Caliphate a shekara ta 636. Larabawa musulmi sun yi nasara a haduwar don ci gaba da neman cin nasara a Ctesiphon.A tsakiyar watan Disamba na shekara ta 636, Musulmai suka sami Yufiretis suka yi sansani a wajen Babila.An ce sojojin Sassaniya a Babila Piruz Khosrow, Hormuzan, Mihran Razi da Nakhiragan ne ke jagorantarsu.Ko mene ne dalili, a haƙiƙanin Sassanid ba su iya adawa da wani gagarumin tsayin daka ga musulmi.Hormuzan ya janye tare da dakarunsa zuwa lardinsa na Ahwaz, daga nan ne sauran sojojin Farisa suka mayar da rundunansu suka koma arewa.Bayan janyewar sojojin Sassaniya, ’yan Babila sun miƙa wuya a kai a kai.