Ismaa‘eel bin Mujaalid (rahimahullah) narrates the following:

I was once with Haroon Rasheed, the Muslim Khalifah, when Imaam Abu Yusuf (rahimahullah), the student of Imaam Abu Hanifah (rahimahullah), entered. Seeing him, Haroon Rasheed requested, “Describe the character of Imaam Abu Hanifah (rahimahullah) to me.” Imaam Abu Yusuf (rahimahullah) replied: