Abu Dawud Al-Sijistani: Unknown
Abu Zar'ah Al-Razi: I don't know him except in the hadith: Whoever says when he wakes up
Ibn Hajar Al-Asqalani: Acceptable
Al-Dhahabi: He is hardly known
The authors of Tahrir Taqrib al-Tahdhib: Unknown
Yahya bin Ma'in: I don't know who he is