1 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
10:26And Solomon gathered chariots and horsemen; and he had a thousand four hundred chariots, and twelve thousand horsemen; and he placed them in the chariot-cities, and with the king at Jerusalem.
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.