《魏书·列传·卷十八》
蠕蠕大檀迁居漠南，娥清与垩垦旺匡巫盏从束道出行旦贝讨伐他，大量俘获而回。
蠕蠕大檀徙居漠南，清与平阳王长孙翰从东道出长川讨之，大获而还。
The Rouran had moved their capital south of the desert, so Eching and Hejian Wangkuang and their followers marched on them from the east, and a great amount of captives were taken.