The origin of the retreat chart and what are the 50 images? Please, everyone 3Q

"Tui Bei Tu" is one of the most famous Chinese prophecy books. According to legend, it was written by Li Chunfeng and Yuan Tiangang during the Zhenguan period of the Tang Dynasty. The complete collection is in one volume, with sixty images, divided into hexagrams. There are prophecies under each image, accompanied by four lines of "Ode", which predict prosperity and chaos in the future. The title of the book "Tuibei Tu" is based on the Ode in the sixtieth image (the last hexagram). He said, "There are countless things to say, so it's better to push back and go home." " is named after the "Ode" poem in the book. Many of the poems are ambiguous, either bright or dark, and have been cited and annotated by many scholars after the Tang Dynasty. The one published in this journal is Jin Shengtan, a literary critic who was conceited about his talent and unscrupulous in the late Ming and early Qing dynasties (Jin Shengtan). There are different versions of the annotated and commented version of "Tuibei Tu" (Zi Ruocai). For example, the manuscript that appeared in the 13th year of Guangxu's reign in the Qing Dynasty (1887) has 67 images.

50 elephants