Sing unto the LORD] He praiseth God in assured hope of future deliverance. Psalms 13:6. he hath delivered] Psalms 35:10. & Psalms 109:31. the soul of the poor] Either the poor, simply; as Psalms 3:2. Or, the poor in danger of losing his life; as Psalms 116:8. That is, my poor soul; or, my poor self, as Psalms 89:48. & Psalms 30:3. from the hand] Or, the power. Chap. 15. 21.