Nán tǒng dà jūn nèi dān jiǔ zhāng jīng 南統大君內丹九章經

Scripture of the Nine Stanzas on Inner Elixir from the Great Lord of the Southern Unity

attributed to 吳筠 (Wú Yún)

A Five-Dynasties Daoist inner-alchemical scripture in nine stanzas, attributed to the Táng Wú Yún but likely post-dating him. Preserved as DZ 1054 / CT 1054 (Tài xuán bù 太玄部).

Dating. Five Dynasties. Dynasty: 五代.