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Job 12:7ESV·author unknown

“But ask the beasts, and they will teach you; the birds of the heavens, and they will tell you;

Matthew Henry Presbyterian @wholebiblehenry

Job's friends all of them went upon this principle, that wicked people cannot prosper long in this world, but some remarkable judgment or other will suddenly light on them: Zophar had concluded with it, that the eyes of the wicked shall fail, Job 11:20.

Commenting on Job 12:6-11

John Gill Reformed Baptist @doctorgill

Or speak to the earth, and it shall teach thee,.... Or ask "a sprig of the earth" (n), any shrub, or tree, or whatsoever grows out of it, and they will all unite in this doctrine, that they are raised and preserved by the power of God, and are so many instances of his wisdom, power, and goodness: and the fishes of the sea shall...

Jamieson-Fausset-Brown Reformed @jfbcommentary

Beasts, birds, fishes, and plants, reasons Job, teach that the violent live the most securely (Job 12:6). The vulture lives more securely than the dove, the lion than the ox, the shark than the dolphin, the rose than the thorn which tears it.