《宋史·列传·卷四十九》
内侍罗崇勋犯了罪，太后使曹利用召罗来警告谴责，曹利用取掉他的帽子，斥骂了很久，罗崇勋怀恨他。
内侍罗崇勋得罪，太后使利用召崇勋戒敕之，利用去崇勋冠帻，诟斥良久，崇勋恨之。
The eunuch Luo Chongxun had committed an offense, and the empress dowager ordered Cao Liyong to summon Luo and warn and criticize him. Cao Liyong took off his hat, and yelled at him for a long time. Luo Chongxun resented him for it.