He sent, either because he was superior to them in power or dignity, or because he was nearest the danger, and most forward in the work.
Related Commentaries of Joshua 10:3
Joshua 10:3
3 Wherefore Adonizedek king of Jerusalem sent unto Hoham king of Hebron, and unto Piram king of Jarmuth, and unto Japhia king of Lachish, and unto Debir king of Eglon, saying,