Second Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
32:7viriliter agite et confortamini nolite timere nec paveatis regem Assyriorum et universam multitudinem quae est cum eo multo enim plures nobiscum sunt quam cum illo
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.