'Despair' in the Bible

Why are you in despair, my soul? Why are you disturbed within me? Hope in God! For I shall still praise him for the saving help of his presence.

My God, my soul is in despair within me. Therefore I remember you from the land of the Jordan, the heights of Hermon, from the hill Mizar.

Why are you in despair, my soul? Why are you disturbed within me? Hope in God! For I shall still praise him, the saving help of my countenance, and my God.

Why are you in despair, my soul? Why are you disturbed within me? Hope in God! For I shall still praise him: my Savior, my helper, and my God. For the Chief Musician. By the sons of Korah. A contemplative psalm.