Abu Hatim al-Razi: He was a companion
Abu Hatim ibn Hibban al-Busti: He was a companion
Abu Dawud al-Sijistani: He was a companion
Abu Nasr ibn Makula: He was a companion
Abu Nu'aym al-Asbahani: He was a companion, his name is disputed, some said: 'Amir ibn Sa'd, and some said: Sa'd ibn 'Amr, and some said: 'Amr ibn Sa'd
Ibn Hajar al-'Asqalani: Companion
Ibn 'Abd al-Barr al-Andalusi: He was a companion