《资治通鉴·唐纪·唐纪十四》
进军到积利城下，高丽兵一万多人出城迎战，李海岸将其击败，杀死二千多人。
进至积利城下，高丽兵万馀人出战，海岸击破之，斩首二千级。
When they advanced to the city of Jili, over 10,000 Goryeo soldiers came out to fight. Li Hai'an defeated them and killed over 2,000 people.