Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
5:19et consuluit David Dominum dicens si ascendam ad Philisthim et si dabis eos in manu mea et dixit Dominus ad David ascende quia tradens dabo Philisthim in manu tua
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.