《旧五代史·其它·外国列传一》
乔荣回到契丹后，详细地汇报这事，德光大怒，遇上青州杨光远叛变晋朝，契丹便派使者勾结他。
荣至本国，具言其事，德光大怒，会青州杨光远叛，遣使构之。
After Qiaorong returned to Qidan and reported on the incident in detail, Deguang was furious. When Yang Guangyuan of Qingzhou rebelled against Jin, Qidan sent envoys to conspire with him.