Many struggle with knowing how, or if, the Law of Moses fits into modern day Christianity. Observance of the Torah, or law keeping, can be controversial. Metzger's analysis shows that while these laws are complementary rather than contradictory, only one is in force today.

With a detailing of the purposes and provisions of both the Law of Moses and the Law of Christ, the clear message of grace emerges providing hope and help for all. Moving from the conditional Mosaic Covenant to the unconditional New Covenant of Jesus is important to experience the Spirit-filled life of the believer.