Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
7:29incipe igitur et benedic domui servi tui ut sit in sempiternum coram te quia tu Domine Deus locutus es et benedictione tua benedicetur domus servi tui in sempiternum
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.