《资治通鉴·汉纪·汉纪五十八》
刘备是您的同宗，曹操的大仇人，又善于用兵，如果让刘备讨伐张鲁，一定能击破张鲁。
刘豫州，使君之宗室而曹公之深仇也，善用兵。若使之讨鲁，鲁必破矣。
Liu Bei is of the same clan as you and a sworn enemy of Cao Cao. Besides, he is skilled in military affairs. If you let Liu Bei attack Zhang Lu, he will definitely defeat Zhang Lu.