Charles Spurgeon Commentary Acts 2:25

"For David saith concerning him, I beheld the Lord always before my face; For he is on my right hand, that I should not be moved:" — Acts 2:25 (ASV)

For David, speaking of Christ in the Psalm which, at first sight, might seem to refer to David himself, but which was believed even by the Rabbis also to refer to the Messiah, and which we know did indeed refer to the Messiah.