Abishai1 the brother of Joab son of Zeruiah was chief of the Three. He raised his spear against three hundred men, whom he killed, and so he became as famous as the Three.
References for 2 Samuel 23:18
Was he not held in greater honor than the Three? He became their commander, even though he was not included among them
Benaiah2 son of Jehoiada was a valiant fighter from Kabzeel,3 who performed great exploits. He struck down two of Moab's best men. He also went down into a pit on a snowy day and killed a lion.
References for 2 Samuel 23:20
And he struck down a huge Egyptian. Although the Egyptian had a spear in his hand, Benaiah went against him with a club. He snatched the spear from the Egyptian's hand and killed him with his own spear
Such were the exploits of Benaiah son of Jehoiada; he too was as famous as the three mighty men.
He was held in greater honor than any of the Thirty, but he was not included among the Three. And David put him in charge of his bodyguard.
Among the Thirty were: Asahel4 the brother of Joab, Elhanan son of Dodo from Bethlehem,
References for 2 Samuel 23:24