《后汉书·列传·南匈奴列传》
比立为单于九年以后逝世，中郎将段郴率领部队前往吊唁，用酒和米祭奠，分派兵力护卫南匈奴。
单于比立九年薨，中郎将段郴将兵赴吊，祭以酒米，分兵卫护之。
After Bili died and became Chanyu for nine years, Zhonglang General Duan Chen led troops to pay a funeral visit, used wine and rice to sacrifice, and distributed troops to guard the southern Xiongnu.