Topical Studies for Numbers 21:13:
Amorites {Forerunner Commentary}
Amorites {Nave's Topical Bible}
Arnon {Nave's Topical Bible}
Desert {Nave's Topical Bible}
Moab {Forerunner Commentary}
Moab {Nave's Topical Bible}
Amorite {Forerunner Commentary}
Territory {Forerunner Commentary}