King James Version (KJV) - Revelation 9:2 >

And he opened the bottomless pit; and there arose a smoke out of the pit, as the smoke of a great furnace; and the sun and the air were darkened by reason of the smoke of the pit.

Berean Study Bible (BSB) - Revelation 9:2 >

The star opened the pit of the Abyss, and smoke rose out of it like the smoke of a great furnace, and the sun and the air were darkened by the smoke from the pit.