[A]ll of Old Testament commands and principles are still in effect unless they have been positively rescinded in the New Testament (Matthew 5:18, II Timothy 3:16). …The principle of covenant headship…has never been rescinded. …Christian parents have always been required to place God’s covenant sign on the children under their authority and rear them in the fear of God. Baptism… is the visible mark of such service to the Lord (Colossians 2:11-12). Just as the visible people of God of all ages were symbolically baptized when they crossed the Red Sea (I Corinthians 10:2), so the people of all ages today are commanded to be baptized and serve the Lord (Matthew 28:19).
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