First Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
Chapter 22
13tunc enim proficere poteris si custodieris mandata et iudicia quae praecepit Dominus Mosi ut doceret Israhel confortare viriliter age ne timeas neque paveas
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.