《北史·列传·卷二十二》
太和三年，朝廷派兵征讨淮北，高闾上表劝谏，指出有四方面的疑难问题，请求尽快回军。
太和三年，出师讨淮北，闾表谏，陈四疑，请时速返旆。
In the third year of Taihe, the imperial court sent troops to conquer Huaibei. Gao Lu wrote a letter to persuade him, pointing out four doubts, and requested the army to return quickly.