Genesis 19:26-28

Revised Standard Version

²⁶ But Lot’s wife behind him looked back, and she became a pillar of salt. ²⁷ And Abraham went early in the morning to the place where he had stood before the Lord; ²⁸ and he looked down toward Sodom and Gomor′rah and toward all the land of the valley, and beheld, and lo, the smoke of the land went up like the smoke of a furnace.