Abu Ahmad ibn Adi al-Jurjani: He is confused in hadith, narrates few hadith, and has erred in more than one of them
Abu Hatim al-Razi: He is alright, his hadith are written down, but he is not an authority
Abu Hatim ibn Hibban al-Busti: He contradicts and errs
Abu Dawud al-Sijistani: He is weak in hadith
Ahmad ibn Shuayb al-Nasa'i: Weak
Ahmad ibn Salih al-Jili: Trustworthy
Ibn Hajar al-Asqalani: Truthful, but he errs
Muhammad ibn Isma'il al-Bukhari: Close to being a narrator of hadith
Authors of Tahdhib al-Tahdhib: Weak, but considered reliable in corroborations and supporting narrations