《北史·列传·卷八十六》
一个人说听从黑獭，蠕蠕主杀了他；两个人说听从高主，蠕蠕主放回。
一人言从黑獭，蠕蠕主杀之；二人言从高王，蠕蠕主放遣。
One person said he obeyed the Heta, and the lord of Rouran killed him; two people said that they obeyed the Gaozhu, and the lord of Rouran let them go.