The Apostle Paul
Romans 8:19ESV·traditional attribution

For the creation waits with eager longing for the revealing of the sons of God.

John Calvin Reformed @genevareformer

19 For the intent expectation of the creation, etc. He teaches us that there is an example of the patience, to which he had exhorted us, even in mute creatures. For, to omit various interpretations, I understand the passage to have this meaning — that there is no element and no part of the world which, being touched, as it were, with a sense of...

Matthew Henry Presbyterian @wholebiblehenry

In these words the apostle describes a fourth illustrious branch of the happiness of believers, namely, a title to the future glory. This is fitly annexed to our sonship; for as the adoption of sons entitles us to that glory, so the disposition of sons fits and prepares us for it. If children, then heirs, Rom 8:17.

Commenting on Romans 8:17-25

John Gill Reformed Baptist @doctorgill

For the earnest expectation of the creature,.... Some by the creature understand the universe, all created beings animate and inanimate, which having suffered much by the sin of man, are introduced by a rhetorical figure, as waiting for deliverance and a restoration to their paradisiacal estate; but some part of the world is manifestly distinguished from them, Rom 8:23, others think that angels are here...