And the prophet Gad said to David: "Do not choose to stay in the stronghold. Set out and go into the land of Judah." And so, David set out, and he went into the forest of Hereth.
Now the acts of king David, from the first to the last, have been written in the book of Samuel the seer, and in the book of Nathan the prophet, and in the book of Gad the seer,
Also, he situated the Levites in the house of the Lord, with cymbals, and psalteries, and harps, according to the disposition of king David, and of the seer Gad, and of the prophet Nathan. For indeed, this was the precept of the Lord, by the hand of his prophets.