《资治通鉴·唐纪·唐纪二》
王德仁因为此事愤恨不平，甲申，引诱山东大使宇文明达进林虑山并杀了他，叛唐归附了王世充。
德仁由是怨愤，甲申，诱山东大使宇文明达入林虑山而杀之，叛归王世充。
Wang Dereng was furious and resentful about this. On jiashen [day], he tricked Yuyang Ambassador Universe Wenming into entering Linlu Mountain and killed him. He then rebelled against the Tang Dynasty and submitted to Wang Shichong.