Abu Hatim ibn Hibban al-Busti: Regarding Muhammad ibn Abd al-Aziz ibn Ammarah, he narrates mursal hadiths. Muhammad ibn Muslim al-Ta'ifi narrated from him.
Muhammad ibn Ismail al-Bukhari: He mentioned him in al-Tarikh al-Kabir, and indicated that he narrated from his father, and Muhammad ibn Muslim narrated from him.