《资治通鉴·唐纪·唐纪一》
宇文化及将辎重留在滑台，任命王轨为刑部尚书，派他守卫辎重，自己率军向北到黎阳。
宇文化及留辎重于滑台，以王轨为刑部尚书，使守之，引兵北趣黎阳。
Yuwen Huaji left his baggage train at Huatai, and appointed Wang Gui Minister of Justice and ordered him to guard the baggage train. He then personally led his army north to Liyang.