1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
10:11And it came to pass, when all that knew him before saw that, behold, he prophesied among the prophets, then the people said one to another, What is this that has happened to the son of Kish? Is Saul also among the prophets?
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.