Revelation 9
11 Ref 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.
12 Ref One woe is past; and, behold, there come two woes more hereafter.
13 Ref And the sixth angel sounded, and I heard a voice from the four horns of the golden altar which is before God,