《旧唐书·列传·卷四》
他善于向朝廷陈事进言，通晓各种律令条文，因而利用法律条文徇私作弊，随心所欲。
善敷奏，明习法律，然舞弄文法，高下其心。
He was good at presenting matters to the court, well-versed in various laws and regulations and thereby used the laws to commit acts of favoritism and do whatever he wanted.