Abu Abdullah al-Hakim al-Naysaburi: He used to fast during the day and pray at night, he was patient in poverty, and he would only eat from the work of his own hands, and he would give in charity from the excess of his strength. I have not seen among the sheikhs of the people of opinion anyone more devout or more hardworking than him
Al-Khatib al-Baghdadi: Trustworthy