This verse lists the name of Joel's brother, Zechariah, as one of David's mighty warriors. While brief, this mention highlights the importance of unity and brotherhood among David's army, showcasing the camaraderie and loyalty that existed among these valiant soldiers. It serves as a reminder that even in the midst of great exploits and victories, the bond of brotherhood and companionship was valued and celebrated. Zechariah's inclusion in this list signifies his bravery and dedication in serving alongside David, contributing to the overall success of the army. This verse underscores the significance of teamwork and mutual support in achieving common goals and objectives.