The Relationship between Taoist Collection and Yun Qi's Seven Musts

Seven Signs of Yun Qi is a Taoist book. Zhang Junfang, editor-in-chief of Song Zhenzong Jingde Jinshi. In the fifth year of Dazhong Xiangfu (10 12), Zhang Ren wrote Zuo Lang, and was ordered to preside over the rectification of secret Taoist books and old collections in Suzhou, Yuezhou and Taizhou. Tianxi three years (10 19), compiled into "Da Song Tian Gong Bao Dian" (lost) 4565 volumes; There are more than 10 thousand pieces of its essence, and the cost book 122 volumes. Taoism calls bookcases clouds, and parting books are divided into three caves (Zhen, Xuan and Shen) and four auxiliary caves (Taixuan, Taiping, Taiqing and Zhengyi), which are collectively called seven parts. Therefore, the preface has the language of "the English of the seven parts of the cloud", which is called "the seven signs of the cloud". Its content involves the purpose of Confucian classics, the true status of immortals, taking food and refining qi, inner elixir, outer elixir, prescription, keeping Geng Shen, autopsy, hymn, immortal biography and so on Most of them are extracted from the original text, classified and collected without discussion. According to the Summary of the General Contents of Sikuquanshu, this book is "clearly classified, with a little reference and an outline, all of which should be combined with the essence and generally complete". It not only includes the main contents of Taoist books before the Northern Song Dynasty, but also preserves some lost chapters of Taoist books, which is an important material for studying Taoism. Income "orthodox Taoist scriptures" and "Taoist scriptures"; However, the size and characters of the two are slightly different. This book outlines the teachings, origins and teachings of Taoism. It is a book introducing Taoism, and also contains a large number of Taoist books from the Han, Wei, Six Dynasties to the early Northern Song Dynasty. A detailed description of the teaching system of Shangqing Classics and the rational methods of Shangqing School is helpful for readers to grasp the early development context and basic historical facts of Taoism.