《旧唐书·本纪·卷十八》
到这时，仇士良立武宗，想要归功于自己，便举发安王求嗣的旧事，故而陈王、安王和杨贤妃都死去。
至是，仇士良立武宗，欲归功于己，乃发安王旧事，故二王与贤妃皆死。
At this time, Chou Shilang established Emperor Wuzong and wanted to take credit for himself, so he reported the old story of Prince An seeking a heir, so Prince Chen, Prince An and Imperial Concubine Yang died.