Nyorai mberi kweiyi ndima - Muna 642, Umar akagadza al-Mughira gavhuna weKufa, rimwe guta revarwi veArabhu reIraq. Makore maviri gare gare, mumwe aimbova muranda waal-Mughira, aizivikanwa saAbu Lu'lu'a, akauraya Umar apo uyu akanga achinyengetera muMedina. Mutsivi waOmar, Caliph Uthman (r.a.), akachengeta al-Mughira semutongi kweimwe gore kusvikira amutsiva naSa'd ibn Abi Waqqas. Al-Mughira akasiya upenyu hweveruzhinji ndokudzokera kuTa'if pakugadzwa pachigaro kwaCaliph Ali () zvichitevera kuurayiwa kwaUthman muna 656. Ari mutaundi rokumusha kwake, akacherechedza zviitiko zvechisimba zveHondo Yenyika Yokutanga yevaMuslim
pakati pevatsigiri vaAli, avo vakaita Kufa guta ravo guru, uye chikamu chikuru chevaKuraysh, avo vaishora caliphate yaAli. Apo Ali naMu'awiya ibn Abi Sufyan, gavhuna weSyria uyo akanga atora chikonzero chokutsiva rufu rwehama yake yeUmayyad Uthman, akasarudza kugadzirisa Hondo yeSiffin nekutonga muna 657, al-Mughira, asina kukokwa nechimwe chikamu, akapinda hurukuro paAdhruh.