Narrated Qatada: Anas said, "The Qur'an was collected in the lifetime of the Prophet by four (men), all of whom were from the Ansar: Ubai, Mu`adh bin Jabal, Abu Zaid and Zaid bin Thabit." I asked Anas, "Who is Abu Zaid?" He said, "One of my uncles."
Hadith Referenceصحيح البخاري / كتاب مناقب الأنصار / 3810
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة