He was born in Qom, Iran. He has studied in the Qom Seminary under Grand Ayatollah Borujerdi and Mohaqeq Damad. He currently resides and teaches in the Seminary of Qom. He is a leading expert on the discipline of Ilm ar-Rijal, which seeks to authentically and efficiently pass judgment on the reliability of narrators of Hadith. He leads the prayers in the Fatima Masumeh Shrine.