This is the first of three messages based on the commands the apostle Paul gives to the Thessalonians as he writes to them his first epistle. He exhorts them to rejoice, to pray, and to give thanks. Obedience to those commands can help us to grow in our faith to the point of becoming unshakable.
Christian joy is based on Jesus’ finished work at Calvary. It is an attitude we develop as we respond to all God has done for us in and through Christ.