Genesis 27:37
"And Isaac answered and said unto Esau, Behold, I have made him thy lord, and all his brethren have I given to him for servants; and with corn and wine have I sustained him: and what shall I do now unto thee, my son?"
Cross References (ranked by relevance)
2 Samuel 8:14
And he put garrisons in Edom; throughout all Edom put he garrisons, and all they of Edom became David’s servants. And the LORD preserved David whithersoever he went.
Genesis 25:23
And the LORD said unto her, Two nations are in thy womb, and two manner of people shall be separated from thy bowels; and the one people shall be stronger than the other people; and the elder shall serve the younger.