Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
10:18fugeruntque Syri a facie Israhel et occidit David de Syris septingentos currus et quadraginta milia equitum et Sobach principem militiae percussit qui statim mortuus est
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.