Abu Hatim al-Razi: Thiqah Mamun, and perhaps more trustworthy than 'Uffan
Ahmad ibn Hanbal: He was the owner of a Mushaf (copy of the Quran) that he would prove (its readings)
Ahmad ibn Salih al-Jili: Thiqah
Ibn Hajar al-'Asqalani: Thiqah Hafiz, once: They spoke about him without proof, and the saying of al-Daraqutni that they speak about him is a vague statement that is not accepted, and al-Bukhari did not narrate much from him
al-Daraqutni: They speak about him
Muhammad ibn Sa'd Kathir al-Waqidi: Thiqah, narrated many hadiths
Yahya ibn Ma'in: More intelligent than 'Amr ibn 'Awn, and he once said: He was more intelligent before he narrated hadith