Nathan communicated this complete oracle to David with precisely these words.

And the counsel of Ahithophel, which he counseled in those days, was as if a man had inquired at the oracle of God: so was all the counsel of Ahithophel both with David and with Absalom.

These are the final words of David: "The oracle of David son of Jesse, the oracle of the man raised up as the ruler chosen by the God of Jacob, Israel's beloved singer of songs: