《资治通鉴·唐纪·唐纪五十五》
元和九年春季正月，甲戌，王锷派遣兵马五千人在善羊栅与张煦会合。
元和九年甲午，公元八一四年
In the first month of spring in the ninth year of Yuanhe [814 CE], Jiaxu, Wang E sent an army of 5,000 to meet with Zhang Xu at the Sanyang sheep enclosure.