Ọzọ dị iche bụ nsogbu Koran, mgbe Sunni iji Mushab Usmani (Mushab anakọtara n'oge Caliphate nke Usman), mgbe ahụ na-eji Mushab Shia Fatimid (Fatima bụ nwa nwanyị nke onye amuma Muhammad na nwunye nke Ali).
