Based on the traditional interpretation of the old and new covenants, the last place one would expect to find new covenant DNA is in the covenant God made with Israel at Sinai. And yet amazingly, as this session shows, much of the biblical definition of the New Covenant first shows up explicitly at Sinai. But if that is the case, then how do the covenants (especially the old and new covenants) differ? What is it that makes the new covenant “new” and the old “old?”