《旧唐书·本纪·卷二十》
十月初八，天威军使李顺节率领禁军讨伐杨复恭，杨复恭的养子玉山军使杨守信率军进行抵抗，在昌化里列成战阵。
甲申，天威军使李顺节率禁兵讨杨复恭，复恭假子玉山军使杨守信以兵拒之，列阵于昌化里。
On October 8, Li Shun, the commander of the Tianwei Army, led the Imperial Guards to attack Yang Fugong. Yang Fugong's adopted son, Yang Shouxin, the commander of the Yushan Army, led his troops to resist, and set up battle formations in ChangHua Lane.