《史记·八书·封禅书》
早晨朝见日神，傍晚朝见月神，都揖而不跪；而朝见太一神则和雍城的郊祭礼相同。
朝朝日，夕夕月，则揖；而见太一如雍郊礼。
In the morning, he would pay homage to the sun god, and in the evening, he would pay homage to the moon god, both by bowing but not kneeling; paying homage to the Taiyi god was the same as the suburban sacrifice in Yongcheng.