Ibn Saʿd ⦗1⦘ said: “He was born during the caliphate of ʿUmar, was known as ‘the Monk of Quraysh’ because of his abundant prayer, and he was blind.”
Al-ʿIjli and others said: “A Successor, trustworthy.”
Ibn Khirash remarked: “He and his brothers are among the imams of the Muslims; they are held up as an example.” ⦗2⦘
Abu Dawud stated: “Whenever he prostrated, he would place his hand in a basin of water because of an ailment he suffered.”
Al-Zubayr ibn Bakkar said: “He was one of the Seven Jurists of Medina, was nicknamed ‘the Monk,’ and was among the nobles of Quraysh.” ⦗3⦘
Ibrahim ibn al-Mundhir related: “Maʿn narrated to us, from Ibn Abi al-Zinad, that the Seven Jurists whom Abu al-Zinad used to mention were: Saʿid ibn al-Musayyab, ʿUrwah, al-Qasim, Abu Bakr ibn ʿAbd al-Rahman, ʿUbayd Allah ibn ʿAbd Allah ibn ʿUtbah, Kharijah ibn Zayd ibn Thabit, and Sulayman ibn Yasar.” ⦗4⦘
Al-Shaʿbi reported from ʿUmar ibn ʿAbd al-Rahman ⦗5⦘ that his brother Abu Bakr used to fast continually without breaking …, in the hadith he cited. ⦗6⦘