Heidelberg Catechism: Lord’s Day #6

Part 2: Deliverance (Q&A 12-85)

Q16. Why must the mediator be a true and righteous human?
A16. God’s justice demands that human nature, which has sinned, must pay for sin; (1) but a sinful human could never pay for others. (2)

1) Romans 5:12, 15; 1 Corinthians 15:21; Hebrews 2:14-16
2)Hebrews 7:26-27; 1 Peter 3:18

Q17. Why must the mediator also be true God?
A17. So that the mediator, by the power of his divinity, might bear the weight of God’s wrath in his humanity and earn for us and restore to us righteousness and life. (1)

1) Isaiah 53; John 3:16; 2 Corinithans 5:21

Q18. Then who is this mediator –  true God and at the same time a true and righteous human?
A18. Our Lord Jesus Christ, (1) who was given to us to completely deliver us and make us right with God. (2)

1) Matthew 1:21-22; Luke 2:11; 1 Timothy 2:5
2) 1 Corinthians 1:30

Q19. How do you come to know this?
A19. The holy gospel tells me. God began to reveal the gospel already in Paradise; (1) later God proclaimed it by the holy patriarchs (2) and prophets (3) and foreshadowed it by the sacrifices and other ceremonies of the law; (4) and finally God fulfilled it through his own beloved son. (5)

1) Genesis 3:15
2) Genesis 22:18; 49:10
3) Isaiah 53; Jeremiah 23:5-6; Micah 7:18-20; Acts 10:43; Hebrews 1:1-2
4) Leviticus 1-7; John 5:46; Hebrews 10:1-10
5) Romans 10:4; Galatians 4:4-5; Colossians 2:17

(This is part of a yearlong Sunday series reposting the 52 readings of the Heidelberg Catechism)

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