《宋史·列传·卷一百三十八》
间谍报告刘豫在登、莱、海、密州修造战船，在淮阳、顺昌屯积粮草，打算依恃金朝入侵边疆。
谍报刘豫于登、莱、海、密具舟楫，淮阳、顺昌积刍粟，欲凭藉金人侵我边鄙。
The spy reported that Liu Yu was building warships in Dengzhou, Laizhou, Haizhou and Mizhou, and hoarding grain in Huaiyang and Shunzhou, intending to rely on the Jin army to invade the border.