Abu Ahmad ibn Adi al-Jurjani: He narrated hadiths that were not corroborated
Abu Hatim al-Razi: Weak in Hadith
Abu Hatim ibn Hibban al-Busti: It is not permissible to use him as an argument
Abu Muhammad ibn Hazm al-Zahiri: Abandoned, memorizer
Ahmad ibn Shuayb al-Nasa'i: He is not strong
Ibn Hajar al-Asqalani: Weak
Muhammad ibn Isma'il al-Bukhari: He needs consideration
Yahya ibn Ma'in: Acceptable, and in a narration by Ibn Mahriz on his authority, he said: There is nothing wrong with him