From the very first preaching of the gospel after Jesus’ ascension, the new believers were “added” to local churches. Once God added them to churches, the believers devoted themselves to simple practices that God used to add even more people both to himself and to the churches. These activities, found in Acts 2:36-47, are marks of a solid church, so make sure that your church has them, and devote yourself to them.
Although many Jews did not believe the gospel and many non-Jews did, everyone who calls on the name of the Lord will be saved.
Jesus' power over the forces of evil demonstrated that the kingdom of God had come.
After ruling out the possibility of being right with God through the law, Paul presented the only way – through faith in Jesus Christ.