Second Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
18:29dixitque rex Israhel ad Iosaphat mutabo habitum et sic ad pugnandum vadam tu autem induere vestibus tuis mutatoque rex Israhel habitu venit ad bellum
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.