“Man is also rebuked with pain on his bed and with continual strife in his bones,
God has spoken once to sinners by their own consciences, to keep them from the paths of the destroyer, but they perceive it not; they are not aware that the checks their own hearts give them in a sinful way are from God, but they are imputed to melancholy or the preciseness of their education; and therefore God speaks twice; he speaks a second time...
Commenting on Job 33:19-28
He is chastened also with pain upon his bed,.... This seems to be another way, in which God, according to his eternal purposes, speaks unto men, as the word "also" intimates; namely, by afflictions, and sometimes painful ones; which have a voice in them, and men of wisdom will hearken to it, Mic 6:9.
When man does not heed warnings of the night, he is chastened, &c. The new thought suggested by Elihu is that affliction is disciplinary (Job 36:10); for the good of the godly. multitude--so the Margin, Hebrew (Keri). Better with the text (Chetib), "And with the perpetual (strong) contest of his bones"; the never-resting fever in his bones (Psa 38:3) [UMBREIT].