David
Psalm 136:2ESV·traditional attribution

Give thanks to the God of gods, for his steadfast love endures forever.

John Calvin Reformed @genevareformer

PSALM 136 The Psalmist reminds the Lord’s people, that unless they were assiduous in his praises, they were chargeable with defrauding him of what was justly due to him for his benefits. And, in mentioning each benefit, he takes particular notice of the mercy of God, to teach us how necessary it is to the proper celebration of his praises that we own everything which...

Commenting on Psalm 136:1-26

C.H. Spurgeon Reformed Baptist @princeofpreachers

O give thanks unto the God of gods. If there be powers in heaven or on earth worthy of the name of gods he is the God of them; from him their dominion comes, their authority is derived from him, and their very existence is dependent upon his will.

Matthew Henry Presbyterian @wholebiblehenry

The duty we are here again and again called to is to give thanks, to offer the sacrifice of praise continually, not the fruits of our ground or cattle, but the fruit of our lips, giving thanks to his name, Heb 13:15.

Commenting on Psalm 136:1-9