《资治通鉴·汉纪·汉纪七》
文帝亲自去慰劳军队，操演军队，颁布军事训令，奖赏将士，准备亲自统兵去征伐匈奴。
上亲劳军，勒兵，申教令，赐吏卒，自欲征匈奴。
Emperor Wen personally went to comfort the army, exercise the army, issue military orders, reward the soldiers, and prepare to lead the army to conquer the Huns.