The Book of Fatwas - Fatwas of the Judge of the Community Ibn Siraj Al -Andalusi is of special importance to the Islamic Sciences in general and the principles of jurisprudence in particular, as the book of fatwas - Fatwas of the Judge of the Community Ibn Siraj Al -Andalusi calls many branches of Islamic sciences; Including the purified prophetic biography, the noble hadith, the origins of interpretation, and other jurisprudential specialties