Abu al-Qasim ibn Abi al-'Aqab: The righteous Sheikh
Abu Hatim ibn Hibban al-Busti: The righteous Sheikh
Ahmad ibn Muhammad ibn Yunus: The righteous Sheikh, and once: He traveled in pursuit of knowledge thirty-three times
Al-Dhahabi: Trustworthy, righteous
Dawud ibn Yahya: I have seen few of these strangers better than him