Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
24:24cui respondens rex ait nequaquam ut vis sed emam pretio a te et non offeram Domino Deo meo holocausta gratuita emit ergo David aream et boves argenti siclis quinquaginta
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.