When Joab saw the battle lines before him and behind him, he selected some of the best men of Israel and arrayed them against the Arameans.
KJV
When Joab saw that the front of the battle was against him before and behind, he chose of all the choice [men] of Israel, and put [them] in array against the Syrians:
ASV
Now when Joab saw that the battle was set against him before and behind, he chose of all the choice men of Israel, and put them in array against the Syrians: