Genesis 15:17 in the King James Version
And it came to pass, that, when the sun went down, and it was dark, behold a smoking furnace, and a burning lamp that passed between those pieces.
Context
16 In the fourth generation they will come here again, for the iniquity of the Amorite is not yet full.”
17 It came to pass that, when the sun went down, and it was dark, behold, a smoking furnace and a flaming torch passed between these pieces.
18 In that day the LORD made a covenant with Abram, saying, “I have given this land to your offspring, from the river of Egypt to the great river, the river Euphrates: