《左传·昭公·昭公三十一年》
君王如果认为下臣有罪，就请把下臣囚禁在费地，以等待君王的查问，也唯君王之命是听。
君若以臣为有罪，请囚于费，以待君之察也，亦唯君。
If your Majesty considers your servant guilty, I pray you to put me in ward in "FEI," and await your lordship's examination of his case.