They were part of God’s holy nation. They were also risking their lives to follow David.
فَقَدْ كَانَ هؤُلَاءِ ٱلرِّجَالُ أَعْضَاءً فِي أُمَّةِ ٱللهِ ٱلْمُقَدَّسَةِ وَيُعَرِّضُونَ حَيَاتَهُمْ لِلْخَطَرِ لِيَتْبَعُوا دَاوُدَ .‏