Second Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
20:27reversusque est omnis vir Iuda et habitatores Hierusalem et Iosaphat ante eos in Hierusalem cum laetitia magna eo quod dedisset eis Dominus gaudium de inimicis suis
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.