Saul sent messengers to take David: and when they saw the company of the prophets prophesying, and Samuel standing as head over them, the Spirit of God came on the messengers of Saul, and they also prophesied.
". . . To question the genuineness of Saul’s prophetic behavior was to question his legitimacy as king of Israel . . ." [Note: Youngblood, p. 717.] 