《资治通鉴·唐纪·唐纪四十一》
李忠臣想要撤军回淮西。马燧坚持认为不行，说道： 用正义来讨伐叛逆，何必担心不能战胜敌人，为什么自己要放弃功名呢！ 
忠臣将归淮西，燧固执不可，曰： 以顺讨逆，何忧不克？奈何自弃功名！ 
Li Zhongchen wanted to withdraw his troops back to Huaibei. Ma Sui firmly believed that they should not, saying: "We are fighting the traitors with righteousness. Why should we fear defeat? Why do we need to give up our honor?"