David
Psalm 145:9ESV·traditional attribution

The LORD is good to all, and his mercy is over all that he has made.

John Calvin Reformed @genevareformer

PSALM 145 The Psalmist is led to celebrate the praises of God by reflecting upon his excellent wisdom, goodness, and righteousness, both in the government of the world generally, and particularly in managing, superintending, and defending the children of men. After recounting in general the praises of his providence, he comes to speak of the special favor shown by him to his own people.

Commenting on Psalm 145:1-21

C.H. Spurgeon Reformed Baptist @princeofpreachers

The Lord is good to all. No one, not even his fiercest enemy, can this; for the falsehood would be too barefaced, since the very existence lips which slander him is a proof that it is slander. He allows his live, he even supplies them with food, and smooths their way with many forts; for them the sun shines as brightly as if they were...

Matthew Henry Presbyterian @wholebiblehenry

The entitling of this David's psalm of praise may intimate not only that he was the penman of it, but that he took a particular pleasure in it and sung it often; it was his companion wherever he went. In this former part of the psalm God's glorious attributes are praised, as, in the latter part of the psalm, his kingdom and the administration of it. Observe, I.

Commenting on Psalm 145:1-9