Abu Hatim al-Razi: He was a companion
Abu Hatim ibn Hibban al-Busti: He was a companion
Abu Zur'ah al-Razi: He was a companion
Abu Nasr ibn Makula: He was a companion
Ibn Hajar al-'Asqalani: Companion
Al-Dhahabi: He was a companion and narrator
Al-Mizzi: He was a companion
Muhammad ibn Isma'il al-Bukhari: He heard the Prophet, peace and blessings be upon him