Therefore, my beloved brothers, be steadfast, immovable, always abounding in the work of the Lord, knowing that in the Lord your labor is not in vain. (1 Corinthians 15:58 ESV) 1 Corinthians 15 is Paul’s signature treatise on the doctrine of the resurrection – the resurrection of believers that is assured because of the resurrection of Jesus. Some of the first Christians may have been inclined to be so focused on when Jesus would return that they neglected the important task