Abu Ahmad al-Hakim: He is not considered reliable by them.
Abu Ahmad ibn Adi al-Jurjani: Most of his narrations are not to be followed.
Abu Bakr al-Bayhaqi: Truthful
Abu Hatim al-Razi: Not reliable, his hadith is recorded.
Abu Hatim ibn Hibban al-Busti: He used to elevate mursal (narrations with missing chain) and support mawquf (narrations stopping at a companion) narrations due to his poor memory, so when this became excessive from him, it was no longer permissible to use him as a reference.
Abu Dawud al-Sijistani: He is not reliable.
Ahmad ibn Shuayb al-Nasa'i: He is not bad, and once: He is not strong.
Ahmad ibn Salih al-Jili: Trustworthy
Ibn Hajar al-Asqalani: Truthful, lenient in hadith.
Ali ibn al-Madini: Good, not strong.
Muhammad ibn Ismail al-Bukhari: He contradicts in some of his hadiths, and once: It is said: There is something in his hadith.
Muhammad ibn Sulayman Luwayn: Trustworthy
Authors of Tahrir Taqrib al-Tahdhib: Weak, considered in corroborations and supporting evidence, his weakness is not severe.
Yahya ibn Ma'in: Not reliable, and once: Basri, and he is weak. Al-Dawri said: I said to Yahya: Didn't you once say: He is not bad? He said: I never said that. And once: He contradicts in some of his hadiths. In the narration of Ibn Mahriz, he said: He is not that strong.