《吕氏春秋·纪·仲冬纪》
要离和王子庆忌住了不长一段时间，就对王子庆忌说。 吴王暴虐无道越发厉害了，我愿跟随您去把国家从他手里夺过来。 王子庆忌说： 好。 
要离与王子庆忌居有间，谓王子庆忌曰： 吴之无道也愈甚，请与王子往夺之国。 王子庆忌曰： 善。 
Yao Li stayed with Prince Qing Ji for a short while, then said to him, "The King of Wu's tyranny and cruelty have only escalated. I want to follow you to help you capture the state from him." Prince Qing Ji said, "Okay."