Genesis 17

The Bible frequently uses the concept of covenant to describe the relationship of God as King to his people. A covenant–in contrast to a contract–is based upon personal promises made by the person or persons who establish the covenant. The covenants that God makes are based upon his promises to his people. Their response to his promises is to trust him and submit to his will. The Old Testament (or Old Covenant) sacrament of circumcision and the New Covenant sacrament of baptism are signs performed by his people that demonstrate their faith in God’s act of bringing them into covenant relationship with himself