Joab told his brother, “If the Arameans are too much for me to handle, you can come and help me. If the Ammonites are too strong for you, I'll come and help you.
He sent out one third of his army under the command of Joab, another third under the command of Abishai the son of Zeruiah, and the rest under the command of Ittai from Gath. He told the soldiers, “I'm going into battle with you.”
Joab's brother Abishai was the leader of the Thirty Warriors, and in one battle he killed three hundred men with his spear. He was as famous as the Three Warriors