Have you ever noticed the missional dimension of the Mosaic Law? God is adamant about the Law of Moses because it is the testimony of the covenant people of God to a lost, confused, broken, corrupt, and decaying world. When the Law is lost, the testimony is lost with it. This means that when the church loses holiness, it also loses its witness.
–Excerpt from Holiness in Fresh Perspective: Covenant, Cross, and Kingdom