How do we know that Christ's sacrifice provides peace with God?

The assurance of peace with God through Christ's sacrifice is firmly established in Scripture. Colossians 1:20 declares, 'And having made peace through the blood of his cross, by him to reconcile all things unto himself.' This statement confirms that through the redemptive work of Christ, all enmity is removed. The suffering and death of Jesus were not just symbolic but served as the definitive act that reconciled sinners to a holy God.

Furthermore, this reconciliation was part of God's eternal plan, where, even before creation, the Father, Son, and Holy Spirit entered into a covenant of grace, ensuring that Christ would secure the peace that believers would enjoy. This sovereign act demonstrates that God Himself took the initiative in our reconciliation, making it clear that it is not based on human efforts or promises, but entirely on His gracious plan through Christ.