The Acts 2:29-34

Ye men, brethren, let me freely speak to you of the patriarch David; that he died, and was buried; and his sepulchre is with us to this present day. Whereas therefore he was a prophet, and knew that God hath sworn to him with an oath, that of the fruit of his loins one should sit upon his throne. Foreseeing this, he spoke of the resurrection of Christ. For neither was he left in hell, neither did his flesh see corruption. This Jesus hath God raised again, whereof all we are witnesses. Being exalted therefore by the right hand of God, and having received of the Father the promise of the Holy Ghost, he hath poured forth this which you see and hear. For David ascended not into heaven; but he himself said: The Lord said to my Lord, sit thou on my right hand