Griffithes Wheeler Thatcher, 1911 Encyclopædia Britannica (1911)
“ The collection was thus chiefly a private matter, and this copy passed after Abū Bekr’s death into the hands of Omar, and after his death to Ḥafṣa, daughter of Omar, a widow of Mahomet. In the caliphate of Othman it was discovered that there were serious differences between the readings of the Koran possessed by the Syrian troops and those of the Eastern soldiers, and Othman was urged to have a copy prepared which should be authoritative for the Moslem world. He appointed Zaid ibn Thābit and three members of the tribe of Koreish (Quraish) to do the work. ”
