A book includes a group in five books that talk about diligence and imitation. The first: It is the guidance of critics to facilitate ijtihad of the scholar Muhammad bin Ismail Al -Sanani, who has provided benefits on the issue of ijtihad and its related knowledge of wound and modification, discussing the issue of ijtihad, as well as tradition. Second: The Book of Tabaa by Ibn Abi Al -Ezz Al -Hana...