Verse 1
"Maschil of David; A Prayer when he was in the cave." I cried unto the LORD with my voice; with my voice unto the LORD did I a make my supplication.
(a) David's patience and constant prayer to God condemns their wicked rage, who in their troubles either despair and murmur against God, or else seek other than God, to have relief in their miseries.
Verse 5
I cried unto thee, O LORD: I said, Thou [art] my b refuge [and] my portion in the land of the living.
(b) Though all means failed him, yet he knew that God would never forsake him.
Verse 7
Bring my soul out of c prison, that I may praise thy name: the righteous shall d compass me about; for thou shalt deal bountifully with me.
(c) For he was on all sides beset with his enemies as though he had been in a severe prison.
(d) Either to rejoice at my wonderful deliverer, or to set a crown on my head.