《资治通鉴·汉纪·汉纪三十九》
现在鲜卑顺服汉朝，斩杀及俘虏北匈奴数万人，汉朝坐观成败，安享巨大成果，而百姓并不感到辛劳。
今鲜卑奉顺，斩获万数，中国坐享大功，而百姓不知其劳。
Now, the Xianbei people have submitted to the Han Dynasty, and have decapitated or taken captive tens of thousands of the Northern Xiongnu. The Han Dynasty has watched the situation develop, and has enjoyed great results, while the people have not been burdened. 