《资治通鉴·唐纪·唐纪二十》
麴崇裕等军到达豫州城东四十里，李贞派遣小儿子李规及裴守德迎战，结果溃败而回。
麹崇裕等军至豫州城东四十里，贞遣少子规及裴守德拒战，兵溃而归。
Qu Chongyu and his army arrived at 40li east of Yu prefecture city. Li Zhen sent his younger son Li Gui and Pei Shoude to fight back, but they failed and were defeated.