《后汉书·列传·卓鲁魏刘列传》
和帝初立，准备派遣车骑将军窦宪与征西将军耿秉进击匈奴，鲁恭上书谏道：陛下亲劳圣体，日昃不食，忧于军役，是想安定北部边陲，为人民除患，定万世之计。
和帝初立，议遣车骑将军窦宪与征西将军耿秉击匈奴，恭上疏谏曰：陛下亲劳圣思，日昊不食，忧在军役，诚欲以安定北垂，为人除患，定万世之计也。
When Emperor He first ascended to the throne, he intended to send his general of chariots and cavalry Dou Xian and general who attacked the west Geng Bing to attack the Xiongnu. Lu Gong presented a memorial advising the emperor, "Your Majesty, you have dedicated your efforts and not eaten since noon because you are worried about the military campaign. You want to stabilize the northern frontier, get rid of harm for the people, and establish an everlasting plan.