Topical Studies for Exodus 9:1:
God {Forerunner Commentary}
God {Nave's Topical Bible}
God {Torrey's Topical Textbook}
Moses {Forerunner Commentary}
Moses {Nave's Topical Bible}
Pharaoh {Forerunner Commentary}
Pharaoh {Nave's Topical Bible}
Jehovah {Forerunner Commentary}
Serve {Forerunner Commentary}