David
Psalm 104:21ESV·traditional attribution

The young lions roar for their prey, seeking their food from God.

John Calvin Reformed @genevareformer

PSALM 104 This psalm differs from the preceding, inasmuch as it neither treats of the special benefits which God bestows upon his Church, nor lifts us up to the hope of the heavenly life, but by presenting to us a lively image of his wisdom, power, and goodness in the creation of the world, and in the order of nature, encourages us to praise him...

Commenting on Psalm 104:1-35

C.H. Spurgeon Reformed Baptist @princeofpreachers

The young lions roar after their prey, and seek their meat from God. This is the poetic interpretation of a roar. To whom do the lions roar? Certainly not to their prey, for the terrible sound tends to alarm their victims, and drive them away. They after their own fashion express their desires for food, and the expression of desire is a kind of prayer.

Matthew Henry Presbyterian @wholebiblehenry

We are here taught to praise and magnify God, I. For the constant revolutions and succession of day and night, and the dominion of sun and moon over them. The heathen were so affected with the light and influence of the sun and moon, and their serviceableness to the earth, that they worshipped them as deities; and therefore the scripture takes all occasions to show...

Commenting on Psalm 104:19-30