Fahruddin Faiz | Ngaji Filsafat | Tempuhlah Jalan Riyadhah, Wara’ dan Ikhlas
This philosophical study was held at the Jendral Sudirman Mosque, Yogyakarta. The study is held every Wednesday at 8 p.m.-10 p.m. The audience for this study varied from students, the general public, and certain parties.