The arrival of the Holy Spirit for the 1st century believers was surprising and powerful. The event like any world wide event caused everyone to wonder what the aftermath of it all would look like? To this day Christians are still asking questions about the Holy Spirit’s involvement in their lives. Essentially the ultimate question was very same question the city of Jerusalem was asking upon the Holy Spirit’s arrival in Acts chapter 2: 
What does does this mean?

The apostle Peter’s first sermon answers that question with three powerful points! 

Passage: Acts 2:11-21