Abraham was now very old, and the Lord had blessed him in everything he did.
He said to his oldest servant, who was in charge of all that he had, "Place your hand between my thighs and make a vow.
References for Genesis 24:2
I want you to make a vow in the name of the Lord, the God of heaven and earth, that you will not choose a wife for my son from the people here in Canaan.
You must go back to the country where I was born and get a wife for my son Isaac from among my relatives."
But the servant asked, "What if the young woman will not leave home to come with me to this land? Shall I send your son back to the land you came from?"
Abraham answered, "Make sure that you don't send my son back there!