“They have over them as king the angel of the abyss. His name in Hebrew is “Abaddon”,but in Greek, he has the name “Apollyon”.”
Revelation 9:11 (WEB)
Context Reading
9They had breastplates like breastplates of iron. The sound of their wings was like the sound of many chariots and horses rushing to war. 10They have tails like those of scorpions, with stingers. In their tails they have power to harm men for five months. 11They have over them as king the angel of the abyss. His name in Hebrew is “Abaddon”,but in Greek, he has the name “Apollyon”. 12The first woe is past. Behold, there are still two woes coming after this. 13The sixth angel sounded. I heard a voice from the horns of the golden altar which is before God,