First Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
17:26et ait David ad viros qui stabant secum dicens quid dabitur viro qui percusserit Philistheum hunc et tulerit obprobrium de Israhel quis est enim hic Philistheus incircumcisus qui exprobravit acies Dei viventis
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.