《旧唐书·列传·卷一百三十八》
崔衍于是上书谈论这件事，当时裴延龄兼任度支，正极力聚敛钱财，便欺骗崔衍说前后的刺史都没有说到这点。
衍乃上其事。时裴延龄领度支，方务聚敛，乃绐衍以前后刺史无言者。
Cui Yan thus wrote a report and submitted it to the throne to discuss this matter. At that time Pei Yanling was concurrently serving as Director of Finance, and was doing everything possible to amass funds. He thus deceived Cui Yan by saying that the previous governors had not mentioned this.