Bible Verses About Covenants: Selling land

And Ephron answered Abraham, saying unto him,

My lord, hearken unto me: a piece of land worth four hundred shekels of silver, what is that betwixt me and thee? bury therefore thy dead.

And Abraham hearkened unto Ephron; and Abraham weighed to Ephron the silver which he had named in the audience of the children of Heth, four hundred shekels of silver, current money with the merchant.