《汉书·传·匈奴传上》
匈奴右贤王对汉朝夺取他们董回以南的地区并修筑朔方城十分怨恨，多次侵扰边境，并攻入河南地区，攻击骚扰朔方城，杀掠了许多官民。
匈奴右贤王怨汉夺之河南地而筑朔方，数寇盗边，及入河南，侵扰朔方，杀略吏民甚众。
The Hun's Right-hand King deeply resented the Han Dynasty taking the land south of Dong Huai that was theirs and building Suofang City, often harassed border areas, and invaded the south of the Yellow River, attacking and harassing Suofang City, killing and plundering many state officials and civilians.