The Heidelberg Catechism: Lord's Day 22

57. Question: What comfort does the resurrection of the body offer you?

Answer: Not only shall my soul after this life immediately be taken up to Christ, my Head,[1] but also this my flesh, raised by the power of Christ, shall be reunited with my soul and made like Christ's glorious body.[2]

[1] Luke 16:22; 23:43; Phil. 1:21-23. [2] Job 19:25, 26; I Cor. 15:20, 42-46, 54; Phil. 3:21; I John 3:2.

58. Question: What comfort do you receive from the article about the life everlasting?

Answer: Since I now already feel in my heart the beginning of eternal joy, [1] I shall after this life possess perfect blessedness, such as no eye has seen, nor ear heard, nor the heart of man conceived-- a blessedness in which to praise God forever.[2]

[1] John 17:3; Rom. 14:17; II Cor. 5:2, 3. [2] John 17:24; I Cor. 2:9.

The Heidelberg Catechism: Lord's Day 21

54. Question: What do you believe concerning the holy catholic Christian
church?

Answer: I believe that the Son of God,[1] out of the whole human race,[2] from the beginning of the world to its end,[3] gathers, defends, and preserves for Himself, [4] by His Spirit and Word,[5] in the unity of the true faith,[6] a church chosen to everlasting life.[7] And I believe that I am[8] and forever shall remain a living member of it.[9]

[1] John 10:11; Acts 20:28; Eph. 4:11-13; Col. 1:18. [2] Gen. 26:4; Rev. 5:9. [3] Is. 59:21; I Cor. 11:26. [4] Ps. 129:1-5; Matt. 16:18; John 10:28-30. [5] Rom. 1:16; 10:14-17; Eph. 5:26. [6] Acts 2:42-47; Eph. 4:1-6. [7] Rom. 8:29; Eph. 1:3-14. [8] I John 3:14, 19-21. [9] Ps. 23:6; John 10:27, 28; I Cor. 1:4-9; I Pet. 1:3-5.

55. Question: What do you understand by the communion of saints?

Answer: First, that believers, all and everyone, as members of Christ have communion with Him and share in all His treasures and gifts.[1] Second, that everyone is duty-bound to use his gifts readily and cheerfully for the benefit and well-being of the other members.[2]

[1] Rom. 8:32; I Cor. 6:17; 12:4-7, 12, 13; I John 1:3. [2] Rom. 12:4-8; I Cor. 12:20-27; 13:1-7; Phil. 2:4-8.

56. Question: What do you believe concerning the forgiveness of sins?

Answer: I believe that God, because of Christ's satisfaction, will no more remember my sins,[1] nor my sinful nature, against which I have to struggle all my life,[2] but He will graciously grant me the righteousness of
Christ, that I may never come into condemnation.[3]

[1] Ps. 103:3, 4, 10, 12; Mic. 7:18, 19; II Cor. 5:18-21; I John 1:7; 2:2. [2] Rom. 7:21-25. [3] John 3:17, 18; 5:24; Rom. 8:1, 2.