Sahih Bukhari

Narrated Qatada:Anas said, ""The Qur'an was collected in the lifetime of the Prophet (ﷺ) 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