Abu Abd Allah al-Hakim al-Naysaburi: He studied jurisprudence under the teacher Abu al-Husayn, the judge of the Two Holy Cities, and became the most unique of his time, so that there was no Hanafi judge left in Khurasan except one who belonged to him.
Ishaq ibn Ibrahim al-Farisi: He was unparalleled in jurisprudence, teaching, and issuing fatwas.
al-Husayn ibn al-Hasan al-Halimi: God has blessed his knowledge, so there is no one beyond the river who refers to consideration and debate except from among his companions.
al-Dhahabi: The Sheikh of the Hanafis, the Nu'man of his time, became the most unique of his time in the school of thought until it was said: There was no Hanafi judge left in Khurasan except one who belonged to him.