Ayatollah Bahjat studied his theological educations in Karbala and Najaf cities in the presence of his masters such as Agha Zinuddin Iraqi, MIrza Naeemi, Hajj Seyyed Abul Hassan Isfahani, Hajj Sheikh Muhammad Hussein Qarvi Isfahani known as Kompani, Hajj Seyyed Ali Qazi Tabatabaee, Muhammad Kazem Shirazi late Ayatollah Boroujerdi. Ayatollah Qazi had called him Fadhel Gilani.
After 16 years residing in Iraq, he came back to Iran advised by doctors due to his illness and resided in Qom city. He was trained there by Seyyed Muhammad Hojjat Kouh Kamari and Ayatollah Broujerdi. When he died, Ayatollah Jawadi Amoli prayed for his dead body.
To answer to seeking advice concerning the relationship with the Baha’is, Ayatollah Bahjat wrote:
In the name of the Most High
They Baha’is are unclean. Avoid having relationships with them.
Ayatollah Bahjat