《辽史·列传·卷四十四》
大安年间，车驾临幸中京，补为护卫，渐升为铁鹞军详稳。
大安中，车驾幸中京，补护卫，稍迁铁鹞军详稳。
During the Da'an reign, the emperor's carriage graced Zhongjing, and he was promoted to become the bodyguards, and gradually promoted to be the iron-clad army details.