Fan Ye and Pang Bo's Introduction to Cultivating Immortals is which book?

Fan Ye and Pang Bo's introduction to cultivate immortality is Tao Jing.

Tao Jing is a method of cultivating immortals recorded in the Taoist classic Tao Te Ching, and it is the basis of spiritual practice. Daojing, also known as the moral truth, is regarded by Taoism as the "first of all classics". There has always been a lot of controversy about the author and the date of the book. Traditionally, Laozi wrote it in the late Spring and Autumn Period.

Tao Jing is divided into 8 1 chapters, focusing on "Tao" and "virtue", which is the foundation of spiritual practice. Daojing, also known as the moral truth, is regarded by Taoism as the "first of all classics". There has always been a lot of controversy about the author and the date of the book. Traditionally, Laozi wrote it in the late Spring and Autumn Period.