Abu Hatim ibn Hibban al-Busti: He was one of the pious worshippers who only ate pure halal
Abu Dawud al-Sijistani: He was the most intelligent person of his time
Ahmad ibn Salih al-Jalil: Trustworthy, righteous man, he was one of the most intelligent men
Ibn Hajar al-Asqalani: Trustworthy and excellent
Al-Dhahabi: Trustworthy
Muhammad ibn Sa'd, the scribe of Waqidi: Trustworthy and excellent
Yahya ibn Ma'in: He was a dignified man of good appearance