《水经注·卷八》
巨合三面都有城墙，西边是深坑，西面就是耿弃扎营的地方。他与费邑打仗，就在这地方杀了费邑。
三面有城，西有深坑，坑西即弇所营也，与费邑战，斩邑于此。
Juhe has walls on three sides, a deep pit on the west side, which is where Gengqi camped. He fought a battle with Feiyi and killed him here.