Paul frequently uses the Greek word mysterion to describe God’s redemptive plan. This is not a "secret" to be kept, but a "truth once hidden, now revealed."
For Paul, atonement leads to katallagē (reconciliation). In 2 Corinthians 5:18-19 , he emphasizes that "God was reconciling the world to himself in Christ," shifting the status of humanity from "enemies" to "children."
A report on (Paul on Atonement and the Mystery of God) focuses on the core of Pauline theology: how the death of Christ reconciles humanity with God and how this plan, once hidden, has been revealed. 1. The Concept of Atonement ( Ispășirea )
In Colossians 1:27 , Paul defines the mystery as "Christ in you, the hope of glory." The mystery is the indwelling of the divine in the believer, breaking the barrier between the sacred and the mundane.
A central part of this "mystery" is that the Gentiles are fellow heirs with Israel. In Ephesians 3:4-6 , Paul explains that this was not made known to people in other generations as it has now been revealed by the Spirit.
In the Pauline epistles, atonement is not merely a legal transaction but a transformative act of divine love.