Definitions of words in Revelation 7:4:
Forty {International Standard Bible Encyclopedia}
Four {International Standard Bible Encyclopedia}
Hundred {International Standard Bible Encyclopedia}
Israel {Easton's Bible Dictionary}
Israel {Hitchcock's Bible Names}
Israel {International Standard Bible Encyclopedia}
Number {International Standard Bible Encyclopedia}
Thousand {International Standard Bible Encyclopedia}
Tribe {Easton's Bible Dictionary}
Tribe {International Standard Bible Encyclopedia}