14 Then Peter stood up with the Eleven, raised his voice and addressed the crowd: “Fellow Jews and all of you who live in Jerusalem, let me explain this to you; listen carefully to what I say. 15 These people are not drunk, as you suppose. It’s only nine in the morning!
There is the plain proclamation of the facts of the Christian gospel; the explanation of the meaning and the relevance of these facts; the exhortation to fit life to them; and the treatment of all the activities of life in the light of the Christian message.
The upshot of the sermon was that Christ had already been revealed and given by the gift of the Holy Spirit, which they had seen.