أبو القاسم الخوئي
He has studied in seminaries of Qum, Iran under Grand Ayatollah Seyyed Hossein Borujerdi and Ruhollah Khomeini. He has also studied in seminaries of Najaf, Iraq under Grand Ayatollah Muhsin al-Hakim, Abu al-Qasim al-Khoei and Ayatollah Shaykh Husayn Hilli.