First, it refers to heaven (the ancients often used heaven as the god who dominated life), also called heaven; Jesus Christ.

1, Poem Feng Wang Li Shu: "Who is this?" Mao Chuan: "Heaven, as far as the body is concerned ... according to the desolation of farsightedness, it is called heaven."

2, "Historical Records Biography of Qiuci": "Today Qiuci flows all over the world, where it belongs, up to the sky, with thin mud."

3, "The Warning Children's Eyes and Gleditsia Linwang Illusion": "People don't understand God's will and worry about their body and mind in the middle of the night."

4. Chapter 80 of the History of the Eastern Zhou Dynasty: "Gou Jian bowed his head and said,' Your Majesty mourned his minister's loneliness and poverty, made him stay in his old country and tried his best to serve the country. For God's sake, I really appreciate my heart. If I fail Wu, God will not bless me! " "

The second refers to the ancient spring.

1, Ban Gu's Four Seasons of the White Tiger: "Spring is the sky, summer is the sky."

2. Erya Shi Tian: "Spring is the sky, and summer is the sky." Guo Pu's Note: "Everything is green and full of vitality."

Third, it refers to the Han Dynasty, when the clothing of officials and troops was mainly cyan.

1, "The Book of the Later Han Dynasty": "Miswords' Heaven dies, and Yellow Heaven stands. The age is in Jiazi, and the world is good.' "

2. Luo Guanzhong's "Romance of the Three Kingdoms" for the first time, "Feast the Three Righteousnesses of Taoyuan Heroes, and Chop the Yellow Scarf Heroes": Heaven dies, Huang Tianli; Years old in Jiazi, the world is getting worse.