Abu Hatim Ar-Razi: He is alright
Abu Hatim bin Hibban Al-Busti: He mentioned him in Ath-Thiqat (the trustworthy)
Abu Zar'ah Ar-Razi: He is alright
Ibn Hajar Al-'Asqalani: Saduq (truthful) but he has some mistakes
Adh-Dhahabi: Saduq (truthful)
Muhammad bin Isma'il Al-Bukhari: He has some wonders in his narrations
Authors of Tahrir Taqrib At-Tahdhib: Saduq (truthful) Hasan (good) Al-Hadith, but his rank was lowered due to the existence of some Munkar (rejected) Ahadith in his narrations
Nasr bin Ali Al-Jahdami: He is alright