1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
19:20Then Saul sent messengers to take David; and they saw a company of prophets prophesying, and Samuel standing as president over them; and the Spirit of God came upon the messengers of Saul, and they also prophesied.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.