Promise, Law, Faith in Romans

Has there always been only one covenant beginning with God and Abraham and continuing to Moses and Mount Sinai, finally finding its fulfillment in Jesus?

Or were there a number of covenants ratified in a certain time and space, each playing different roles in preparation for God’s redemptive—and final—work in Christ? T. David Gordon believes it is the latter. First through Paul’s Letter to the Galatians and now Paul’s Letter to th...