First Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
26:25ait ergo Saul ad David benedictus tu fili mi David et quidem faciens facies et potens poteris abiit autem David in viam suam et Saul reversus est in locum suum
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.