Book of Ahkam of Sharia, based on the ruling of the following Maraje" 1. Ayatullah Al-Uzma Syed Ali Hussaini Sistani 2. Ayatullah Al-Uzma Syed Roohullah Al-Khomeini 3. Ayatllah Al-Uzma Syed Abulqasim Al-Khoei 4. Ayatullah Al-Uzma Syed Mohammad Saeed Al-Hakim.
