Ahmad ibn Kamil al-Shajari: No one has gathered as much knowledge as he has
al-Khatib al-Baghdadi: He was a historian with understanding and knowledge of people's times
al-Daraqutni: He is not strong
al-Dhahabi: A well-known sheikh, a historian, a scholar, and once: others are more righteous than him, but he is one of the vessels of knowledge, al-Ma'mari and the hafiz mention him