《魏书·帝纪·卷四》
蠕蠕侵犯云中，听说朝廷军队打败了赫连昌，害怕了，举兵撤退。
蠕蠕寇云中，闻破赫连昌，惧而还走。
The Juanjuan invaded Yunzhong, and when they heard that the imperial army had defeated Helan Chang, they became afraid and withdrew their troops.