The third major chapter of the Bible turns from history to reflection. Some scholars call Job, Psalms, Proverbs, Ecclesiastes, and the Song of Solomon the “Poetic Books.” They certainly are poetic in the Hebrew sense of parallel thought or expression of ideas. But the thematic focus of these books is worship and wisdom.
How could David best thank God for His intervention in his behalf? How could he let others know how God had delivered him? How could he encourage his fellow Israelites to share in his praise and worship of Almighty God?