《明史·志·卷二十七》
现在国家追尊四庙，而始祖出自何处没有考定，所以柿祭难以立即举行。 
今国家追尊四庙，而始祖所自出者未有所考，则禘难遽行。 
Now that the state has posthumously honoured the four temples, and the ancestors are not known, the chair sacrifice cannot be held immediately.