Ark of the Covenant - Bible History Online
Bible History

Naves Topical Bible Dictionary

ABADDON, The angel of the bottomless pit

Revelation 9:11

11. And they had a king over them, which is the angel of the bottomless pit, whose name in the Hebrew tongue is ABADDON, but in the Greek tongue hath his name Apollyon.

ABADDON-The angel of the bottomless pit ABADDON in Naves Topical Bible (Bible History Online)