Revelation 9:11-13

International Standard Version

¹¹ They had the angel of the bottomless pit^[a] ruling over them as king. In Hebrew he is called Abaddon,^[b] and in Greek he is called Apollyon.^[c]

¹² The first catastrophe is over. After these things, there are still two more catastrophes to come.

The Vision of the Sixth Trumpet

¹³ When the sixth angel blew his trumpet, I heard a voice from the four^[d] horns of the gold altar in front of God.