Third Book of Kings (Author Compiled by Isaias and Jeremias from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
10:9sit Dominus Deus tuus benedictus cui placuisti et posuit te super thronum Israhel eo quod dilexerit Dominus Israhel in sempiternum et constituit te regem ut faceres iudicium et iustitiam
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.