Abu Hatim al-Razi: Truthful, Trustworthy
Abu Hatim ibn Hibban al-Busti: Mentioned him among the trustworthy
Abu Dawud al-Sijistani: Trustworthy, tends towards some Murji'ism
Abu Abd Allah al-Hakim al-Naysaburi: One of the Imams of Kufa, whose hadith is counted and compiled
Ahmad ibn Hanbal: Trustworthy
Ibn Abi Hatim al-Razi: The most knowledgeable of people in hadith and poetry and the most knowledgeable of them in Arabic and jurisprudence
Ibn Hajar al-Asqalani: Trustworthy, excellent
Al-Dhahabi: It was said: He was like al-Sha'bi in his time
Abd Allah ibn Tahir al-Isfarayini: People are of three types: Abd Allah ibn Abbas in his time, al-Sha'bi in his time, and al-Qasim ibn Ma'n in his time
Muhammad ibn Sa'd Kathib al-Waqidi: Trustworthy