Kitab al-Mawa'iz al-'Usfuriyah , commonly referred to simply as Kitab Usfuriyah , is a foundational text widely studied in Indonesian pesantrens (Islamic boarding schools). Written by Muhammad bin Abu Bakar al-'Ushfuri
It teaches that sincerity (Ikhlas) is more valuable than the scale of the deed. kitab usfuriyah makna pesantren pdf free