This verse lists the specific tribes and numbers of warriors who came to support David when he was in Ziklag, demonstrating their loyalty and commitment to him as the future king of Israel. The unity and solidarity among these tribes reveal the growing support for David's leadership and the recognition of God's anointing upon him. The mention of various skilled warriors highlights the diverse talents and abilities that were present among those who aligned themselves with David. Overall, this verse showcases the strategic alliances and preparations made by these tribes to establish David as the rightful king of Israel.