David
Psalm 89:22ESV·traditional attribution

The enemy shall not outwit him; the wicked shall not humble him.

John Calvin Reformed @genevareformer

PSALM 89 The prophet who wrote this psalm, whoever he was, in approaching the throne of grace to make supplication to God in behalf of the afflicted Church, lays down, as an encouragement both to himself and the rest of the faithful to cherish good hope, the covenant which God had made with David.

Commenting on Psalm 89:1-52

C.H. Spurgeon Reformed Baptist @princeofpreachers

The enemy shall not exact upon him; he shall not be vexed and persecuted as a helpless debtor by an extortionate creditor. Nor the son of wickedness afflict him. Graceless men shall no longer make his life a burden. David had in his earlier history been hunted by Saul like a partridge on the mountains, and though he had striven in all things to act...

Matthew Henry Presbyterian @wholebiblehenry

The covenant God made with David and his seed was mentioned before (Psa 89:3, Psa 89:4); but in these verses it is enlarged upon, and pleaded with God, for favour to the royal family, now almost sunk and ruined; yet certainly it looks at Christ, and has its accomplishment in him much more than in David; nay, some passages here are scarcely applicable at all...

Commenting on Psalm 89:19-37