Say the classics all over.
One of the basic theoretical classics is Octave written by Kazuo Yanzi in the 2nd-6th century BC. In 383, in the 19th year of Jian Yuan before Qin Dynasty, it was translated by Samghadeva and Zhu Funian. Later, Xuanzang retranslated it in the second to fourth year of Tang Xianqing (657 ~ 659) and renamed it Abidharma Wisdom. There are also the theory of product of law, the theory of different schools, the theory of foot, the theory of knowing body and foot, and the theory of octave. Some Sanzang classics are preserved in the Chinese version. In addition to the Tibetan part, there are Za 'agama and Zhong 'a. There are 28 kinds and 280 volumes in Faji, such as Ten Chants and Everything is Related according to the Book.