1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
17:9if he be able to fight with me, and have smitten me, then we have been to you for servants; and if I am able for him, and have smitten him, then ye have been to us for servants, and have served us.'
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.