Thematic Bible: By offering a sacrifice

The LORD responded, "Bring me a three-year-old cow, a three-year-old female goat, a three-year-old ram, a turtledove, and a young pigeon." So Abram brought him all these animals and cut each of them in half, down the middle, placing the pieces opposite each other, but he did not cut the birds in half. When birds of prey swooped down on the carcasses, Abram drove them away. read more.
As the sun began to set, Abram was overcome with deep sleep, and suddenly a frightening and terrifying darkness descended on him. Then the LORD told Abram, "You can be certain about this: Your descendants will be foreigners in a land that isn't theirs. They will be slaves there and will be oppressed for 400 years. However, I will judge the nation that they serve, and later they will leave there with many possessions. Now as for you, you'll die peacefully, join your ancestors, and be buried at a good old age. Your descendants will return here in the fourth generation, since the iniquity of the Amorites has not yet run its course." When the sun had fully set and it was dark, a smoking fire pot and a fiery torch passed between the animal pieces.

I'll give over the men who transgressed my covenant, who haven't fulfilled the terms of the covenant that they made before me when they cut the calf in two and passed between its parts the officials of Judah, the officials of Jerusalem, the eunuchs, the priests, and all the people of the land who passed between the parts of the calf.