In Matthew 1:18-25, we see how Joseph obeys God. God knows our hearts and leads on toward the redemption of mankind.

When everything else is darkness, God is good. In Psalm 100, we see how we can thank God for His Goodness.

God does the work of encouraging and strengthening Christians. In Acts 14:21-28, the missionaries show the work of God in their lives.

What was involved in sending the first missionaries? In Acts 13:1-3, we learn about what God used to send the Gospel out of the church at Antioch.

Peter uses the backdrop of a miracle of healing to preach the Gospel message. In Acts 3:11-26, we see the actions of God to spread the good news of Jesus' sacrifice for sin.

What is a faithful church? In Acts 2:41-47, we see traits of a faithful church throughout the world.

Peter preaches a salvation sermon at Pentecost. In Acts 2:14-40, we see the meaning of the Gospel and the application of who Jesus is.

What made the church at Pentecost so effective? In Acts 2:1-13, we see characteristics of a Spirit-filled church.

What are we waiting on to fulfill the Great Commission? In Acts 1:1-11, we see the central focuses that Jesus has left for His church.

In Luke 24:36-49, Jesus speaks peace to His disciples and points them to Himself. The answer to the title question is found in the command of Jesus to preach the Gospel.