《资治通鉴·后周纪·后周纪四》
南唐主闻讯，派人将封有书信的蜡丸带给李重进，用高官厚禄来引诱，书信中都是毁谤朝廷和策反离间的话；李重进将来信奏报。
唐主闻之，以蜡书遗重进，诱以厚利。其书皆谤毁及反间之语，重进奏之。
The Lord of Southern Tang heard the news, and sent someone to bring a wax pellet with a letter to Li Zhongjin, using high office and a lucrative salary to lure him, the letter was full of words that slandered the court and sowed discord; Li Zhongjin reported the letter.