Heidelberg Catechism · Lord's Day 4
11. But is God not also merciful?
Answer
God is indeed merciful, but he is also just. His justice requires that sin committed against the most high majesty of God also be punished with the most severe, that is, with everlasting, punishment of body and soul.
Scripture references
Exodus 34:6-7 · Psalm 5:4-6 · Nahum 1:2-3 · 2 Thessalonians 1:5-6
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