David
Psalm 9:10ESV·traditional attribution

And those who know your name put their trust in you, for you, O LORD, have not forsaken those who seek you.

John Calvin Reformed @genevareformer

Psalm 9 David, after having recounted the former victories which he had gained, and exalted in lofty strains the grace and power of God in their happy issue, now again, when he sees new enemies and dangers rising up, implores the protection of the same God by whom he had before been delivered, and beseeches him to overthrow the pride of his enemies. To the chief musician Almuth Laben.

Commenting on Psalm 9:1-20

C.H. Spurgeon Reformed Baptist @princeofpreachers

Ignorance is worst when it amounts to ignorance of God, and knowledge is best when it exercises itself upon the name of God. This most excellent knowledge leads to the most excellent grace of faith. O, to learn more of the attributes and character of God. Unbelief, that hooting nightbird, cannot live in the light of divine knowledge, it flies before the sun of God's great and gracious name.

Matthew Henry Presbyterian @wholebiblehenry

The title of this psalm gives a very uncertain sound concerning the occasion of penning it. It is upon Muth-labben, which some make to refer to the death of Goliath, others of Nabal, others of Absalom; but I incline to think it signifies only some tone, or some musical instrument, to which this psalm was intended to be sung; and that the enemies David is...

Commenting on Psalm 9:1-10