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Introduction of Xuanwu stone: Xuanwu stone is a kind of spiritual thing composed of turtles and snakes. Xuanwu originally meant Xuanming, and the ancient sounds of Wu and Ming are interlinked. Wu means black; Ghost means yin. At first, Xuan Ming described the tortoise's divination as follows: the tortoise's back is black, and the tortoise's divination is to invite the tortoise to the underworld to ask questions, bring back the answers and show them to the world in the form of divination. Therefore, the earliest Xuanwu is the tortoise. Since then, the meaning of Xuanming has been expanding. Turtles live in rivers, lakes and seas (including turtles), so Xuan Ming became a water god; The tortoise lives long, and Xuan Ming has become a symbol of immortality; It turned out that the underworld was in the north, and the divination of Oracle Bone Inscriptions in Shang Dynasty was' its divination will be in the north', so Xuan Ming became a northern god again. Xuanwu, like other three spirits, is also derived from the 28 stars on earth: bucket, ox, female, air, danger, house and wall. However, people after ancient times have the following explanations for Xuanwu. Xuanwu' is a tortoise. "Book of Rites. "Quli Shang" says:' Zhu bird before departure, then Xuanwu ...'' Xuanwu' is a tortoise and snake. Supplementary Notes on Hong Xingzu's Songs of the South. Travel far:' Xuanwu is called tortoise and snake. Located in the north, it is called Xuan. With a scale, it is called martial arts. Xuanwu is a combination of snakes, turtles and snakes. [Edit this paragraph] Historical Records' Selected Works' Volume 15 Zhang Heng's "Fu Xuan" said:' Xuanwu leaves a shell, and the snake twists and turns.' Shan Li notes the cloud:' When a turtle meets a snake, it is called Xuanwu.' Wang Liangchuan in the History of the Later Han Dynasty: "Hong Fu Nv" says: "Wang Liang is the Lord of Xuanwu." Li Xian pointed out: "Wu Wu, the God of the North, is a combination of tortoise and snake." Xuanwu is the god of water and the god of the north. Wang Liangchuan in the later Han Dynasty: "Xuanwu is the name of the water god." "Rebuilding the Integration of Weft Books" Volume 6 "The Emperor of the River Map":' Born in Xuanwu, North China, ... The town is in the north, mainly due to wind and rain. However, Xuanwu was upgraded to the "Zhenwu Emperor" in the north by later Taoist priests. Different from the other three spirits. Other green dragons and white tigers only worked as gatekeepers of mountain temples, and Zhu Bird worked as Xuan Nv for nine days. Netease Game: Spiritual Stone for Strengthening Weapons in Fantasy Westward Journey. /view/43 1 127 1 . htm