1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
23:2And David inquired of Jehovah, saying, Shall I go and smite these Philistines? And Jehovah said to David, Go and smite the Philistines, and save Keilah.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.