《汉书·传·窦田灌韩传》
灌夫身上的伤稍稍痊愈，又向将军请求说： 我现在更加了解吴国营垒中的路径曲折，请准许我再前往。 
创少瘳，又复请将军曰： 吾益知吴壁曲折，请复往。 
Guan Fu's wounds had just healed when he asked the general again, "I now know the ins and outs of the Wu army's camp very well. Please allow me to go again."