《宋史·列传·卷五十七》
曹利用曾经委托他负责征大臣们所欠的进马费用。司马池说： 命令不实行，是因为上级违犯了它。
利用尝委括大臣所负进马价，池曰： 令之不行，由上犯之。
Cao 이용 once entrusted him to collect money for war horses owed by ministers. Sima Chi said: The unfulfilled orders were caused by breaches by the superiors.