Abu Hatim al-Razi: He is not known to have accompanied the Prophet
Abu Hatim ibn Habban al-Busti: He accompanied the Prophet and most of what he narrates he heard from the Companions of the Messenger of Allah, peace and blessings be upon him
Abu Zar'a al-Razi: Trustworthy
Abu Isa al-Tirmidhi: He saw the Prophet, peace and blessings be upon him, when he was a young boy
Ibn Hajar al-'Asqalani: A young Companion
Ibn 'Abd al-Barr al-Andalusi: Al-Bukhari's saying is more likely, meaning in proving his Companionship
Al-Dhahabi: He was born during the lifetime of the Prophet
Al-Mizzi: He was born during the lifetime of the Prophet, peace and blessings be upon him, but his seeing or hearing him is not confirmed
Muhammad ibn Ismail al-Bukhari: He confirmed his Companionship
Muhammad ibn Sa'd, the scribe of al-Waqidi: Trustworthy, narrates few hadiths
Ya'qub ibn Sufyan al-Faswi: Trustworthy