Topical Studies for Revelation 16:12:
Euphrates {Nave's Topical Bible}
Rising {Nave's Topical Bible}
River {Nave's Topical Bible}
So {Nave's Topical Bible}
Sun {Forerunner Commentary}
Sun {Nave's Topical Bible}
Way {Nave's Topical Bible}
Kings {Torrey's Topical Textbook}