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.[6]
His students include: Sayyid Muhammad-Kadhim al-Tabatabaei, Sayyid Abd al-Hadi al-Mas'udi, and Sayyid Adil al-Alawi.[7]