《旧唐书·列传·卷一百二十九》
乾宁二年五月，靖难军节度使王行瑜、镇国军节度使韩建及凤翔、陇右节度使李茂贞进入京都，杀了宰相韦昭度、李奚谷。
乾守二年五月，三镇入京师，杀宰相韦昭度、李谿。
In May of the second year of Qianning, the military commander of the Jingnan army, Wang Xingyu; the military commander of the Zhen-Guo army, Han Jian; and the military commander of Fengxiang and Longyou, Li Maozhen, entered the capital and killed the Prime Ministers Wei Zhaodu and Li Xigu.