Cross reference
Genesis 23:9
9 That he may give me the cave of Machpelah, which he hath, which is in the end of his field; for as much money as it is worth he shall give it me for a possession of a buryingplace amongst you.
Romans 12:17
17 Recompense to no man evil for evil. Provide things honest in the sight of all men.
Romans 13:8
8 Owe no man any thing, but to love one another: for he that loveth another hath fulfilled the law.