Abu Ahmad al-Hakim: He is not considered strong (in Hadith) by them
Abu Hatim ibn Hibban al-Busti: He mentioned him among the trustworthy
Abu 'Urwa al-Harani: He was among the just judges, and he did not know Hadith
Ibn Abi Hatim al-Razi: Truthful, trustworthy
Ibn Hajar al-'Asqalani: Truthful, with some leniency
Abdullah ibn Ahmad ibn Hanbal: Trustworthy
Muhammad ibn Abd al-Jabbar Abdus: Trustworthy