This verse lists the name of Abiezer from Anathoth as one of David's mighty warriors. Abiezer's valor and loyalty in battle are highlighted, showcasing his dedication to King David and the kingdom of Israel. The mention of these mighty warriors in this chapter serves to honor their bravery and service to God's chosen leader, David. It also emphasizes the importance of having strong and courageous individuals to support and defend the kingdom against its enemies.