The difference of scholars and the multiplicity of schools of jurisprudence are manifestations of facilitation and flexibility in Islamic Sharia, and among the reasons that make it appropriate for every time and place, and all schools - without a doubt - their first reference is the Book of God and the Sunnah of His Messenger? The texts of the wise legislator, and many people in our time are accustomed to denying many of what they see in society of Muslims’ customs, behavior and behavior, without referring to our huge and rich jurisprudential heritage. What is right for him to follow and choose and what is not right, and what is denied and what should not be denied.And “Dar Al-Farouq” presents to the scholars, his lovers and his students, rather to every Muslim, a precious jewel on this subject. Muhammad bin Suleiman Al-Kurdi Al-Madani Al-Shafi’i, the Shafi’i sheikh in Madinah Al-Munawwarah in his time, and in this book the author explains and clarifies with accuracy and goodness the statement of the principles of the Shafi’i school of thought, the permissibility of taking from the sayings of the later Shafi’is, and the points of disagreement among scholars, and the approved of their sayings when there is a dispute… to others This is from discussions of comparative jurisprudence between the four Islamic schools of thought.