Revelation 9:2-10

and he opened the depths of the bottomless pit. And smoke came up out of the pit resembling the smoke of a vast furnace, so that the sun was darkened, and the air also, by reason of the smoke of the pit.

Treasury of Scripture Knowledge

Summary

They shall cut down her forest, saith the LORD, though it cannot be searched; because they are more than the grasshoppers, and are innumerable.

Because

Bible References

Because

Revelation 9:2
and he opened the depths of the bottomless pit. And smoke came up out of the pit resembling the smoke of a vast furnace, so that the sun was darkened, and the air also, by reason of the smoke of the pit.