《资治通鉴·唐纪·唐纪四十三》
案情尚未判定，壬午，卢杞又奏在京兆府将郑詹杖打而死，贬严郢为费州刺史，严郢死于贬地。
狱未具，壬午，杞奏杖杀詹于京兆府；贬郢费州刺史，卒于贬所。
Before the case was settled, on the 7th day, Lu Qi reported again and had Zheng Zhan beaten to death in Jingzhao Prefecture and demoted Yan Ying to the position of Prefect of Feizhou, where he later died of grief.