Genesis 49:30
in the cave that is in the field of Machpelah, which is before Mamre, in the land of Canaan, which Abraham bought with the field from Ephron the Hittite for a possession of a burying place.
Genesis 23:8-9
And he conversed with them, saying, If it be your mind that I should bury my dead out of my sight, hear me, and entreat for me to Ephron the son of Zohar,
Genesis 23:16-18
And Abraham hearkened to Ephron. And Abraham weighed to Ephron the silver that he had named in the audience of the sons of Heth, four hundred shekels of silver, current [money] with the merchant.
Genesis 23:20
And the field, and the cave that is in it, were made sure to Abraham for a possession of a burying place by the sons of Heth.