The Abrahamic covenant is part of a tradition of covenantal sacrifices that dates back to the third millennium BC. The animals that are slaughtered in the covenant in Genesis 15 are considered a sacrificial offering.

When did God make his covenant with Abraham?

It can be found in Genesis 12:1-3, where God promises to bless Abraham and all of his descendants. As part of this last covenant, God asked Abraham to remove his foreskin and the foreskin of all Jewish boys after him. This process is known as circumcision circumcision and is a sign of the Abrahamic covenant.

How long did the Abrahamic covenant last?

God prophesied to Abram that his seed would be strangers in a land that is not theirs (a strange land) and serve the rulers of the land for four hundred years but afterward, they would come out with "great substance" and in the fourth generation, they would return to Canaan.