Fourth Book of Kings (Author Compiled by Isaias and Jeremias from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
13:7et non sunt derelicti Ioachaz de populo nisi quinquaginta equites et decem currus et decem milia peditum interfecerat enim eos rex Syriae et redegerat quasi pulverem in tritura areae
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.