The Book of Al -Shafiya in the science of disciplines is followed by Al -Wafaa, the regimens of the Nisaburi in the circle of the interest of specialists in Arabic language sciences and its literature specifically and researchers in the relevant issues in general; Where the book Al -Shafiya is located in the science of disciplines, followed by Al -Wafafi systems for the Nisaburi within the scope of language science and the documentation of other branches such as poetry, grammatical rules, drainage, literature, rhetoric, and Arabic literature.