9 Their chests looked like iron breastplates. The sound their wings made was like the noise of many horses and chariots hurrying into battle.
10 The locusts had tails with stingers like scorpions. The power they had to hurt people for five months was in their tails.
11 The locusts had a king who was the angel of the bottomless pit. His name in the Hebrew language is Abaddon. In the Greek language his name is Apollyon.
12 The first great trouble is past. There are still two other great troubles that will come.
13 The sixth angel blew his trumpet. Then I heard a voice coming from the horns on the golden altar that is before God.
14 The voice said to the sixth angel who had the trumpet, “Free the four angels who are tied at the great river Euphrates.”
15 These four angels had been kept ready for this hour and day and month and year. They were freed to kill a third of all people on the earth.