《国语·鲁语·夏父弗忌改昭穆之常》
夏父弗忌说： 我是宗伯，僖公有明德当为昭，不如他的就为穆，有什么固定的次序？ 
曰： 我为宗伯，明者为昭，其次为穆，何赏之有！ 
Xiafu Buju said: “I am in charge of the ancestral temple. Duke Xi’s virtue is so outstanding that he should be distinguished, while those inferior to him should be ranked as Zong. What constant principle is there for ranking them?”