Abu al-Hasan ibn al-Qattan al-Fasi: Thiqah Salih Saduq
Abu Hafs Umar ibn Shahin: al-Thiqah al-Ma'mun
Abu Abdullah al-Hakim al-Nishapuri: The true Zahid, and once mentioned him in al-Mustadrak, and said: al-Thiqah al-Ma'mun
al-Khatib al-Baghdadi: Thiqah Thabt
al-Daraqutni: Our Sheikh Abu Amr wrote long books and compilations in his handwriting and was one of the trustworthy
al-Dhahabi: Truthful in himself, but his narration of those calamities from the birds, like the will of Abu Hurairah, so the plague is from above, as for him, al-Daraqutni considered him trustworthy
Ubayd Allah ibn Ahmad al-Azhari: Everything he has is in his handwriting