'Changers' in the Bible

Fear Jehovah, my son, and the king, With changers mix not up thyself,

And found in the temple those that sold oxen and sheep and doves, and the changers of money sitting:

And when he had made a scourge of small cords, he drove them all out of the temple, and the sheep, and the oxen; and poured out the changers' money, and overthrew the tables;