Abu Bakr al-Bayhaqi: Not strong
Abu Hatim al-Razi: Upright Sheikh
Abu Hatim ibn Hibban al-Busti: A great fabricator of hadith, narrates uniquely from Sahl ibn Mu'adh from a manuscript as if it were dictated, not reliable
Ahmad ibn Hanbal: His hadiths are fabricated
Ibn Hajar al-'Asqalani: Weak narrator, but upright and devout, weak
al-Dhahabi: Weak but virtuous and good
Zakariya ibn Yahya al-Saji: He has fabrications
Yahya ibn Ma'in: Weak