Now Mount Sinai was completely enveloped in smoke, because the Lord had come down upon it in fire. The smoke rose from it as though from a kiln, and the whole mountain trembled violently.
Likewise, Sodom, Gomorrah, and the surrounding towns, which, in the same manner as they, indulged in sexual promiscuity and practiced unnatural vice, serve as an example by undergoing a punishment of eternal fire.
But as for cowards, the unfaithful, the depraved, murderers, the unchaste, sorcerers, idol-worshipers, and deceivers of every sort, their lot is in the burning pool of fire and sulfur, which is the second death.” The New Jerusalem.
It opened the passage to the abyss, and smoke came up out of the passage like smoke from a huge furnace. The sun and the air were darkened by the smoke from the passage.