Confession of Faith
Chapter 27: Of the Sacraments
There is, in every sacrament, a spiritual relation, or sacramental union, between the sign and the thing signified: whence it comes to pass, that the names and effects of the one are attributed to the other.1
Larger Catechism
Q 163. What are the parts of a sacrament?
A. The parts of a sacrament are two; the one an outward and sensible sign, used according to Christ’s own appointment; the other an inward and spiritual grace thereby signified.2
Genesis 17:10
This is my covenant, which you shall keep, between me and you and your offspring after you: Every male among you shall be circumcised.
Matthew 26:27-28
And he took a cup, and when he had given thanks he gave it to them, saying, “Drink of it, all of you, for this is my blood of the covenant, which is poured out for many for the forgiveness of sins.
Titus 3:5
he saved us, not because of works done by us in righteousness, but according to his own mercy, by the washing of regeneration and renewal of the Holy Spirit, (ESV)
Matthew 3:11
“I baptize you with water for repentance, but he who is coming after me is mightier than I, whose sandals I am not worthy to carry. He will baptize you with the Holy Spirit and fire.
1 Peter 3:21
Baptism, which corresponds to this, now saves you, not as a removal of dirt from the body but as an appeal to God for a good conscience, through the resurrection of Jesus Christ,
Titus 3:5
he saved us, not because of works done by us in righteousness, but according to his own mercy, by the washing of regeneration and renewal of the Holy Spirit,
Deuteronomy 10:16
Circumcise therefore the foreskin of your heart, and be no longer stubborn.
Deuteronomy 30:6
And the Lord your God will circumcise your heart and the heart of your offspring, so that you will love the Lord your God with all your heart and with all your soul, that you may live.
Jeremiah 4:4
Circumcise yourselves to the Lord;
remove the foreskin of your hearts,
O men of Judah and inhabitants of Jerusalem;
lest my wrath go forth like fire,
and burn with none to quench it,
because of the evil of your deeds.” (ESV)