《资治通鉴·后梁纪·后梁纪四》
述律后对契丹主说： 韩延徽能够操守气节而不屈服，是当今的贤者，怎么能侮辱他而让他去放马呢？
述律后言于契丹主曰： 延徽能守节不屈，此今之贤者，奈何辱以牧圉！
Empress Dowager Shulu said to the Khitan sovereign: "Han Yanhui is able to uphold his integrity and not bow his head. He is a wise man of our day, so how could you insult him by making him herd horses?