《北史·本记·卷七》
更兼以法则驾驭下属，不避权贵，如有违犯，即使是功臣贵戚，也不宽容，因而内外都恭听号令。
兼以法驭下，不避权贵。或有违犯，不容勋戚，内外莫不肃然。
He wielded the law strictly to govern his subjects and did not shield anyone, no matter how powerful or highly ranked. If someone broke the law, even if they were distinguished officials or nobles, he would not show tolerance. As a result, everyone, both inside and outside the imperial palace, respected his authority.