(As the children of Esau which dwell in Seir, and the Moabites which dwell in Ar, did unto me;) until I shall pass over Jordan into the land which the LORD our God giveth us.

just as the descendants of Esau who live in Seir and the Moabites who live in Ar did for us, until we cross the Jordan into the land that the LORD our God is giving us.”