Another example of a Taoist mantra is found in certainly one of the most popular liturgies in Taoism (dating from your Tang dynasty), the Pei-tou yen-sheng ching (The North Star Scripture of Longevity), which is made up of a protracted mantra known as the "North Star Mantra." The textual https://www.youtube.com/watch?v=ebjMeUz17Ro