The verse 2 Samuel 22:21 from the King James Version of the Bible reads: "The Lord rewarded me according to my righteousness: according to the cleanness of my hands hath he recompensed me."

This verse is part of a larger passage in which King David is praising the Lord for delivering him from his enemies. The context of this verse is important for understanding its meaning and significance. In the preceding verses, David speaks of God as his rock, his fortress, and his deliverer. He recounts how God rescued him from the hands of his enemies and how he called out to the Lord in his distress, and the Lord heard him and responded. David goes on to describe how the Lord came down from heaven and rescued him, drawing him out of deep waters and delivering him from the strong enemy. It is in this context of deliverance and gratitude that David expresses the sentiment of 2 Samuel 22:21.

The verse speaks to the theme of divine reward and recompense. David is acknowledging that God rewards him according to his righteousness and the cleanness of his hands. This verse is a declaration of David's faith in God's justice and the belief that God blesses and rewards those who walk in righteousness and integrity. It reflects the biblical principle of reaping what one sows, as well as the belief that God is a just and fair judge who rewards the righteous and punishes the wicked.

The symbolism in this verse lies in the imagery of cleanness and righteousness. The concept of "clean hands" is a metaphor for moral purity and integrity. In the Bible, "clean hands" are often used to symbolize innocence and righteousness. The idea of being rewarded according to one's righteousness and the cleanness of one's hands emphasizes the importance of moral purity and ethical behavior in the eyes of God. It underscores the belief that God's blessings are reserved for those who live upright and virtuous lives.

This verse also speaks to the broader themes of faith, gratitude, and trust in God's providence. David's praise and thanksgiving to the Lord in this passage demonstrate his unwavering faith in God's protection and provision. It is a reflection of his deep trust in God's faithfulness and his gratitude for God's deliverance. The verse serves as a reminder of the importance of acknowledging and giving thanks for God's blessings and as a declaration of David's reliance on God for his vindication and reward.

In conclusion, 2 Samuel 22:21 is a powerful declaration of faith in God's justice and a recognition of the importance of righteousness and moral purity in the eyes of God. It is a reflection of David's gratitude for God's deliverance and a reminder of the biblical principle of divine reward and recompense. The verse's themes of faith, gratitude, and trust in God's providence, as well as its symbolism of moral purity and integrity, make it a significant and profound expression of David's relationship with God.