Revelation 9:13
King James Version
“And the sixth angel sounded, and I heard a voice from the four horns of the golden altar which is before God,”
Context
10And they had tails like unto scorpions, and there were stings in their tails: and their power to hurt men five months.
11And they had a king over them, the angel of the bottomless pit, whose name in the Hebrew tongue Abaddon, but in the Greek tongue hath name Apollyon.
12One woe is past; behold, there come two woes more hereafter.
13And the sixth angel sounded, and I heard a voice from the four horns of the golden altar which is before God,
14Saying to the sixth angel which had the trumpet, Loose the four angels which are bound in the great river Euphrates.
15And the four angels were loosed, which were prepared for an hour, and a day, and a month, and a year, for to slay the third part of men.
16And the number of the army of the horsemen two hundred thousand thousand: and I heard the number of them.