Abu Ahmad ibn Adi al-Jurjani: He has very few narrations
Abu Hatim al-Razi: Very weak narrator of hadith, and once: Rejected narrator of hadith, unknown
Abu Hatim ibn Hibban al-Busti: He steals hadith and fabricates it
Abu Dawud al-Sijistani: He is worthless
al-Daraqutni: He is not strong
Muhammad ibn Isma'il al-Bukhari: A Medinan, rejected narrator of hadith