Looking for the Nine Heavens of Sanqi

"Tai Xuan" says: There are nine heavens, one is Zhongtian, the second is Xiantian, the third is Congtian, the fourth is Gengtian, the fifth is Guitian, the sixth is Kuotian, the seventh is Xiantian, the eighth is Shentian, and the ninth is Chengtian. He also said: Heaven regards not seeing as mysterious. "The Taixuan Jing of Justice" says: "The nine heavens are called the Zhongtian, the second is the Xiantian, the third is the Congtian, the fourth is the Gengtian, the fifth is the Xuantian, the sixth is the Kuotian, the seventh is the Minustian, the eighth is the Shentian, and the ninth is the Chengtian."