The Apostle Paul
Romans 8:7BSB·traditional attribution

because the mind of the flesh is hostile to God: It does not submit to God’s law, nor can it do so.

John Calvin Reformed

7. Because the minding of the flesh, The order which the Apostle observes ought to be noticed. He begins in Romans 8:5, or at the end of Romans 8:4, with two characters — the carnal and, the spiritual. He takes the carnal first, because it is the first as to us in order of time.

Matthew Henry Presbyterian

I. The apostle here beings with one signal privilege of true Christians, and describes the character of those to whom it belongs: There is therefore now no condemnation to those that are in Christ Jesus, Rom 8:1. This is his triumph after that melancholy complaint and conflict in the foregoing chapter - sin remaining, disturbing, vexing, but, blessed be God, not ruining.

Commenting on Romans 8:1-9

John Gill Reformed Baptist

Because the carnal mind is enmity against God,.... These words contain a reason why the issue of carnal mindedness is death; because the carnal mind, the wisdom of the flesh, is not only an enemy, but enmity itself against God: against his being; it reasons against it; it wishes he was not; it forms unworthy notions of him; thinks him such an one as itself...