Why is it necessary to believe in the doctrine of salvation by grace through faith?

The doctrine of salvation by grace through faith is crucial within the Reformed tradition as it stresses that salvation is entirely the work of God. Ephesians 2:8-9 highlights this clear distinction, stating that 'by grace you have been saved through faith, and that not of yourselves; it is the gift of God, not of works, lest anyone should boast.' This truth dismantles any notion of self-righteousness, affirming that no one can contribute to their salvation through their deeds. It vitalizes the biblical concept that Christ's atonement is sufficient for all who believe, providing complete redemption. Embracing this doctrine fosters humility and gratitude in believers, acknowledging their dependence on Christ's finished work rather than their merit.