International Standard Version When the chariot commanders saw that their target was not the king of Israel, they stopped pursuing him.
American Standard Version And it came to pass, when the captains of the chariots saw that it was not the king of Israel, that they turned back from pursuing him.
Young's Literal Translation and it cometh to pass, at the heads of the charioteers seeing that he is not the king of Israel, that they turn back from after him.