《旧五代史·后唐·列传四》
六月，李嗣昭出兵阴地关，进攻慈州、隰州，迫使其刺史唐礼、张瑰投降。
六月，嗣昭出师阴地，攻慈、隰，降其刺史唐礼、张瑰。
In June, Li Sizhao sent troops to Yindi Pass, attacked Cizhou and Xizhou, and forced their prefects Tang Li and Zhang Gui to surrender.