History of Taoism These Zhenren spoke of an apocalypse which was to arrive in 384, and claimed that only certain people from this aristocratic circle had been chosen to be saved. For the first century of its existence, Shangqing Taoism was isolated to this aristocratic circle. However, Tao Hongjing (456–536) codified and wrote commentaries on Yang Xi's writings and allowed for the creation of Shangqing Taoism as a popular religion. The Lingbao scriptures added some Buddhist elements such as an emphasis on universal salvation. Also during the Six Dynasties period, the Celestial Master movement re-emerged in two distinct forms. The Northern Celestial Masters
Yang Yin Emperor Xiaozhuang. However, after Yuan Hao was subsequently defeated by Erzhu, permitting Emperor Xiaozhuang to return to Luoyang, Yang Yin believed that the empire was not yet at peace and decided to leave governmental service, taking up a hermit's existence with his friend Xing Shao at Mount Song. Thereafter, however, Yang Yin's cousin Yang Youqing, while advising Emperor Xiaowu, whom Gao Huan had made emperor, used strong language that offended Emperor Xiaowu and was put to death. Another member of Gao's staff, Guo Xiu, was jealous of Yang's abilities, and he therefore gave Yang false news that Gao was intending