《资治通鉴·唐纪·唐纪三》
但是二人憎恨王世充多诈，程知节对秦叔宝说： 王公才识风度浅薄狭隘，却爱乱说，喜欢赌咒发誓，这不过是老巫婆，哪里是拨乱反正的君主！ 
然二人疾世充多诈，知节谓叔宝曰： 王公器度浅狭而多妄语，好为咒誓，此乃老巫妪耳，岂拨乱之主乎！ 
But the two resented Wang Shichong for being too cunning. Cheng Zhijie said to Qin Shubao, “The mind and morals of the prince are narrow and he likes to talk nonsense and swear. He is just an old witch. How can he be a monarch who turns the situation around!”