Abu Ahmad al-Hakim: He is not considered strong by them
Abu Ahmad ibn Adi al-Jurjani: I do not know of any Munkar (rejected) hadith narrated by him, nor have I seen any of the earlier scholars who criticized him, except Yahya al-Qattan who mentioned that he had become confused. However, in the amount of hadiths I have seen from him, I have not come across any Munkar hadith
Abu Bakr al-Bazzar: A well-known Basran
Abu Hatim ibn Habban al-Busti: He became confused in his later years to the point where he did not know what he was narrating. So his later narrations became mixed up with his earlier ones and they could not be distinguished
Abu Hafs Umar ibn Shahin: He authenticated him
Abu Nasr ibn Makula: Trustworthy
Ahmad ibn Shu'ayb al-Nasa'i: Unknown, he changed. And once: There is no problem with him
Ishaq ibn Mansur al-Kawsaaj: Trustworthy
Ibn Hajar al-'Asqalani: Saduq (truthful) but he became confused in his later years
Al-Dhahabi: Saduq (truthful)
Authors of Tahrir Taqrib al-Tahdhib: Da'if (weak) because he became confused and his narrations before and after his confusion could not be distinguished. His hadiths are acceptable for corroboration
Yahya ibn Sa'id al-Qattan: He praised him highly. And once: I saw him confused
Yahya ibn Ma'in: Trustworthy