Paul uses 2 Old Testament examples of justification by faith: Abraham and David. He refutes the idea that one can be saved by keeping the Law or some other religious…
Make a joyful noise unto the LORD, all ye lands. Serve the LORD with gladness: come before his presence with singing. Know ye that the LORD he is God: it is he that hath made us, and not we ourselves; we are his people, and the sheep of his pasture. ~ Psalm 100:1-3