The fourth angel sounded, and one-third of the sun was struck, and one-third of the moon, and one-third of the stars, so that one-third of them were darkened. One-third of the day had no light, and likewise one-third of the night.
He opened the bottomless pit, and smoke ascended from the pit, like the smoke of a great furnace. The sun and the air were darkened by the smoke from the pit.