Jiang Chen thought of a treasure that could allow the Soil of Rest from the Nine Heavens to ascend, and it was related to the Dao Mirror.
The Dao Mirror, a treasure of great origin, was a fusion of fragments from the Chaos Treasure, the Pangu Axe, and the Chaos Pearl, which is to say, it had personally experienced the scene of Pangu Great God pioneering sky and earth.
The entire process of pioneering sky and earth was recorded by the Dao Mirror, and this was precisely the most precious aspect of the Dao Mirror, containing the complete record of the pioneering Dao Rhyme, the ultimate mystery of the Prehistoric World, infinitely close to the Great Dao.
Besides, the Dao Mirror had another very important function, that of a Dao marker.