Taishang Beidou Chapter 28 Sutra. The author is ominous and dates from the Song Dynasty. He asked the Seven-Yuan Star Lord of the Big Dipper to preach twenty-eight chapters for Emperor Ming of the Han Dynasty at Zhongnan Mountain, and he recited the Seven-Yuan Star Lord in order to save his life and eliminate disasters. One roll. Original source: "Orthodox Taoist Canon" Cave God Book.
