A. Effectual calling is the work of God's Spirit (2 Tim. 1:9) whereby, convincing us of our sin and misery (Acts 2:37), enlightening our minds in the knowledge of Christ (Acts 26:18), and renewing our wills (Ezek. 36:26), he does persuade and enable us to embrace Jesus Christ freely offered to us in the gospel (Jn. 6:44-45).