The Believers Reigning with Christ through Grace’. Grace is Abounding and Reigning through Righteousness unto Eternal Life This grace abounds/thrives/flourishes,prospers/overflows, multiplies, and reigns through righteousness unto eternal life (5:15, 20, 21). We have seen that through the redemption of Christ we have the righteousness of God and that this righteousness gives us the ground to claim Christ as our grace. This grace is constantly abounding/thriving/flourishing/ prospering/overflowing and multiplying. The abounding of grace results in reigning unto life eternal.