《太平广记·卷四百六十八·水族五》
巡逻的士兵晚上看见一个男子走到护军府，护军府在建阳门里。
街卒夜见一丈夫行造护军府，府在建阳门内。
The patrolling soldiers saw a man walking towards the Protectorate Palace at night, and the Protectorate Palace was inside Jianyang Gate.