《资治通鉴·唐纪·唐纪四十三》
李抱真打算杀掉怀州刺史杨，杨逃到马燧那里，马燧收留了他，而且奏称他是无罪的，李抱真很恼怒。
抱真欲杀怀州刺史杨鉥，鉥奔燧。燧纳之，且奏其无罪，抱真怒。
Li Baizhen intended to kill Yang, the Magistrate of Huaizhou. Yang fled to Ma Sui who received him and also奏称 that he was not guilty. Li Baizhen was angry.