2 Samuel 10
6 Ref And when the children of Ammon saw that they had made themselves hated by David, they sent to the Aramaeans of Beth-rehob and Zobah, and got for payment twenty thousand footmen, and they got from the king of Maacah a thousand men, and from Tob twelve thousand.
7 Ref And hearing of this, David sent Joab and all the army and the best fighting-men.
8 Ref And the children of Ammon came out and put their forces in position at the way into the town: and the Aramaeans of Zobah and of Rehob, with the men of Tob and Maacah, were by themselves in the field.
9 Ref Now when Joab saw that their forces were in position against him in front and at his back, he took the best of the men of Israel and put them in line against the Aramaeans;