《旧五代史·后晋·少帝纪五》
走到武强，据说契丹国主入侵，打算取直道，从冀州、贝州向南撤退。
行次武强，闻契丹入寇，欲取直路，自冀、贝而南。
When they arrived at Wuqiang, they were told that the emperor of Liao had invaded and was planning to take a strait path and retreat south from Jizhou and Beizhou.