How do I explain the necessity of Confession to a non-Catholic?

Through the cross, our sins are forgiven or sins have lost dominion on us? Or is both the same thing? If sins are forgiven through the cross, how do i explain why the sacrament of reconciliation is there?

The following links should give you some information to help explain the sacrament of Confession. If you have any further questions, please contact Catholic Answers directly.

Recommended Reading:

Confession
The Forgiveness of Sins

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