《北史·列传·卷三十六》
多次被步蕃打败。于是，他准备率兵东出太行山，派人多次向高欢求援。
频为步蕃所败，于是部勒士马，谋出山东，令人频徵神武。
Defeated by the Bu Fan many times. So, he prepared to lead his troops to attack east of Taihang Mountain, and sent people to ask Gao Huan for help many times.