《周书·列传·卷四十九》
相互推崇，自称王侯，占据三峡，控制水路，荆、蜀的行人，往往从其他道路行走。
更相崇树，僭称王侯，屯据三峡，断遏水路，荆、蜀行人，至有假道者。
They recommended each other, claiming to be kings and marquises; they occupied the Three Gorges and controlled the waterways, forcing the travelers from Jing and Shu to take alternative routes.