This research aims to clarify the jurisprudence in the Sunnah by deriving from the book Fath Al-Bari to explain Sahih Al-Bukhari.The commentators of the hadith have care and interest in deriving from the hadith for fundamental issues, and among the books of valuable explanations is the book "Fath al-Bari to explain Sahih al-Bukhari."Every time and place, it is indispensable in all ages and times, ...