1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
18:25And Saul said, Thus shall ye say to David, The king desireth not any dowry, but an hundred foreskins of the Philistines, to be avenged of the king's enemies. But Saul thought to make David fall by the hand of the Philistines.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.