Heidelberg Catechism · 1563

Q126. What is the fifth petition?

And forgive us our debts, as we also have forgiven our debtors. That is: For the sake of Christ's blood, do not impute to us, wretched sinners; any of our transgressions, nor the evil which still clings to us, as we also find this evidence of Thy grace in us that we are fully determined wholeheartedly to forgive our neighbor.
Answer · Heidelberg Catechism

Scripture proofs

  1. [1]
    Psalms 51:1-7

    To the chief Musician, A Psalm of David, when Nathan the prophet came unto him, after he had gone in to Bath–sheba. Have mercy upon me, O God, according to thy lovingkindness: according unto the multitude of thy tender mercies blot out my transgressions. Wash me throughly from mine iniquity, and cleanse me from my sin. For I acknowledge my transgressions: and my sin is ever before me. …

    Psalms 143:2

    And enter not into judgment with thy servant: for in thy sight shall no man living be justified.

    Romans 8:1

    There is therefore now no condemnation to them which are in Christ Jesus, who walk not after the flesh, but after the Spirit.

    1 John 2:1-2

    My little children, these things write I unto you, that ye sin not. And if any man sin, we have an advocate with the Father, Jesus Christ the righteous: And he is the propitiation for our sins: and not for ours only, but also for the sins of the whole world.

  2. [2]
    Matthew 6:14-15

    For if ye forgive men their trespasses, your heavenly Father will also forgive you: But if ye forgive not men their trespasses, neither will your Father forgive your trespasses.

    Matthew 18:21-35

    Then came Peter to him, and said, Lord, how oft shall my brother sin against me, and I forgive him? till seven times? Jesus saith unto him, I say not unto thee, Until seven times: but, Until seventy times seven. Therefore is the kingdom of heaven likened unto a certain king, which would take account of his servants. …

Proof texts as given in the original; verse text from the King James Version.