Abu al-'Arab al-Qayrawani: He weakened him
Abu Hatim al-Razi: Shaykh not famous
Abu Muhammad ibn Hazm al-Zahiri: Weak
Ahmad ibn 'Ubayd Allah al-Ghadani: He praised him
al-Daraqutni: He weakened him, and once: He mentioned him among the weak and abandoned
Zakaria ibn Yahya al-Saji: He weakened him