Why Pentecost?

At the very beginning of the church as we know it is the Day of Pentecost. Acts 2 records this event in detail. There are various teachings today about the meaning of this event. We are left with a clear witness as to its meaning by the witness of John to Jesus promise in the Upper Room and to Luke's account in Luke 24 and in Acts 1 and 2.
The event of Pentecost and its continuing relevance must be determined and articulated by the witness of Luke, John, Peter and Paul. This message looks at 3 meanings assigned to the Pentecost event by the Scripture,