Abishai, the brother of Joab, son of Zeruiah, was the chief of the Thirty; he brandished his spear over three hundred whom he had slain. He made a name among the Thirty,
And when the Ammonites saw that the Arameans had fled, they too fled before Abishai, and reentered their city. Joab then ceased his attack on the Ammonites and came to Jerusalem.
David then divided the troops three ways, a third under Joab, a third under Abishai, son of Zeruiah and brother of Joab, and a third under Ittai the Gittite. The king said to the troops, “I intend to go out with you myself.”
And since Amasa was not on his guard against the sword in Joab’s other hand, Joab stabbed him in the abdomen with it, so that his entrails burst forth to the ground, and he died; there was no second thrust. Then Joab and Abishai his brother pursued Sheba, son of Bichri.