The Heidelberg Catechism

130 Articles

Heidelberg Catechism Lords Day 41 – 109. Q. DOES GOD, IN THIS COMMANDMENT, FORBID ONLY SUCH SCANDALOUS SINS AS ADULTERY?

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A. We are temples of the Holy Spirit, body and soul, and God wants both to be kept clean and holy. That is why he forbids everything which incites unchastity,1 whether it be actions, looks, talk, thoughts, or desires.2 1 1 Cor. 15:33; Eph. 5:18

Biblical References:

2 Matt. 5:27-29; 1 Cor. 6:18-20; Eph. 5:3-4

Heidelberg Catechism Lords Day 42 – 110. Q. WHAT DOES GOD FORBID IN THE EIGHTH COMMANDMENT?

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A. He forbids not only outright theft and robbery, punishable by law.1 But in God”s sight theft also includes cheating and swindling our neighbor by schemes made to appear legitimate,2 such as: inaccurate measurements of weight, size, or volume; fraudulent merchandising; counterfeit money; excessive interest; or any other means forbidden by God.3 In addition he forbids all greed4 and pointless squandering of his gifts.5

Biblical References:

1 Ex. 22:1; 1 Cor. 5:9-10; 6:9-10

2 Mic. 6:9-11; Luke 3:14; James 5:1-6

3 Deut. 25:13-16; Ps. 15:5; Prov. 11:1; 12:22; Ezek. 45:9-12; Luke 6:35

4 Luke 12:15; Eph. 5:5

5 Prov. 21:20; 23:20-21; Luke 16:10-13

Heidelberg Catechism Lords Day 42 – 111. Q. WHAT DOES GOD REQUIRE OF YOU IN THIS COMMANDMENT?

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A. That I do whatever I can for my neighbor”s good, that I treat him as I would like others to treat me, and that I work faithfully so that I may share with those in need.1

Biblical References:

1 Isa. 58:5-10; Matt. 7:12; Gal. 6:9-10; Eph. 4:28

Heidelberg Catechism Lords Day 43 – 112. Q. WHAT IS GOD’S WILL FOR US IN THE NINTH COMMANDMENT?

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A. God”s will is that I never give false testimony against anyone, twist no one”s words, not gossip or slander, nor join in condemning anyone without a hearing or without a just cause.1 Rather, in court and everywhere else, I should avoid lying and deceit of every kind; these are devices the devil himself uses, and they would call down on me God”s intense anger.2 I should love the truth, speak it candidly, and openly acknowledge it.3 And I should do what I can to guard and advance my neighbor”s good name.4

Biblical References:

1 Ps. 15; Prov. 19:5; Matt. 7:1; Luke 6:37; Rom. 1:28-32

2 Lev. 19:11-12; Prov. 12:22; 13:5; John 8:44; Rev. 21:8

3 1 Cor. 13:6; Eph. 4:25

4 1 Pet. 3:8-9; 4:8

Heidelberg Catechism Lords Day 44 – 113. Q. WHAT IS GOD’S WILL FOR US IN THE TENTH COMMANDMENT?

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A. That not even the slightest thought or desire contrary to any one of God”s commandments should ever arise in my heart. Rather, with all my heart I should always hate sin and take pleasure in whatever is right.1

Biblical References:

1 Ps. 19:7-14; 139:23-24; Rom. 7:7-8

Heidelberg Catechism Lords Day 35 – 98. Q. BUT MAY NOT IMAGES BE PERMITTED IN THE CHURCHES AS TEACHING AIDS FOR THE UNLEARNED?

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A. No, we shouldn”t try to be wiser than God. He wants his people instructed by the living preaching of his Word-1 not by idols that cannot even talk.2

Biblical References:

1 Rom. 10:14-15, 17; 2 Tim. 3:16-17; 2 Pet. 1:19

2 Jer. 10:8; Hab. 2:18-20

Heidelberg Catechism Lords Day 36 – 99. Q. WHAT IS GOD’S WILL FOR US IN THE THIRD COMMANDMENT?

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A. That we neither blaspheme nor misuse the name of God by cursing,1 perjury,2 or unnecessary oaths,3 nor share in such horrible sins by being silent bystanders.4 In a word, it requires that we use the holy name of God only with reverence and awe,5 so that we may properly confess him,6 pray to him,7 and praise him in everything we do and say.8

Biblical References:

1 Lev. 24:10-17

2 Lev. 19:12

3 Matt. 5:37; James 5:12

4 Lev. 5:1; Prov. 29:24

5 Ps. 99:1-5; Jer. 4:2

6 Matt. 10:32-33; Rom. 10:9-10

7 Ps. 50:14-15; 1 Tim. 2:8

8 Col. 3:17

Heidelberg Catechism Lords Day 36 – 100. Q. IS BLASPHEMY OF GOD’S NAME BY SWEARING AND CURSING REALLY SUCH SERIOUS SIN THAT GOD IS ANGRY ALSO WITH THOSE WHO DO NOT DO ALL THEY CAN TO HELP PREVENT IT AND FORBID IT?

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A. Yes, indeed.1 No sin is greater, no sin makes God more angry than blaspheming his name. That is why he commanded the death penalty for it.2

Biblical References:

1 Lev. 5:1

2 Lev. 24:10-17

Heidelberg Catechism Lords Day 37 – 101. Q. BUT MAY WE SWEAR AN OATH IN GOD’S NAME IF WE DO IT REVERENTLY?

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A. Yes, when the government demands it, or when necessity requires it, in order to maintain and promote truth and trustworthiness for God”s glory and our neighbor”s good. Such oaths are approved in God”s Word1 and were rightly used by Old and New Testament believers.2

Biblical References:

1 Deut. 6:13; 10:20; Jer. 4:1-2; Heb. 6:16

2 Gen. 21:24; Josh. 9:15; 1 Kings 1:29-30; Rom. 1:9; 2 Cor. 1:23

Heidelberg Catechism Lords Day 37 – 102. Q. MAY WE SWEAR BY SAINTS OR OTHER CREATURES?

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A. No. A legitimate oath means calling upon God as the one who knows my heart to witness to my truthfulness and to punish me if I swear falsely.1 No creature is worthy of such honor.2

Biblical References:

1 Rom. 9:1; 2 Cor. 1:23

2 Matt. 5:34-37; 23:16-22; James 5:12