Topical Studies for Revelation 13:13:
Earth {Nave's Topical Bible}
Fire {Forerunner Commentary}
Fire {Nave's Topical Bible}
Fire {Torrey's Topical Textbook}
Heaven {Forerunner Commentary}
Heaven {Nave's Topical Bible}
Heaven {Torrey's Topical Textbook}
Signs {Forerunner Commentary}