The Book of Literature of Al -Majmsa, Hamad Al -Lisan, Fadl Al -Bayan, defamation, and teaching the syntax, authored by Al -Hafiz Abi Youssef bin Abdullah, known as Ibn Abdul -Barr, which is made up of several chapters. The Book of Literature of the Majlisah, Hamad al -Lisan, the preference of the statement, the defamation of the awareness and the teaching of the expression represents special importance for students and researchers in asceticism and chips; It falls within the scope of the books of ascetic and branches closely related to the doctrine, the principles of jurisprudence, hadith and other Islamic sciences.