Abu Hatim al-Razi: He was a companion
Abu Hatim ibn Hibban al-Busti: He was a companion
Abu Zar'ah al-Razi: He was a companion
Ibn Hajar al-Asqalani: Companion
Al-Mizzi: He was a companion
Abdullah ibn Abd al-Rahman al-Darimi: He was one of the companions of the Prophet, peace and blessings be upon him
Muhammad ibn Ismail al-Bukhari: He was a companion