《三国志·魏书·程郭董刘蒋刘传》
董昭因为杨奉军队势力最强大同时又缺少结援相助的党羽，就以太祖的名义写信给杨奉说： 我一听闻将军的名声，仰慕您的高义，就怀着赤诚之心。
昭以奉兵马最强而少党援，作太祖书与奉曰： 吾与将军闻名慕义，便推赤心。
As Yang Feng's army was the most powerful, and he was short of adherents to support him, Tung Chao wrote a letter in Tai-tsu's name to Yang Feng, saying: I have long heard your fame, and have admired your high purpose, and have therefore cherished you fondly..