He is chastened also with pain upon his bed, and the multitude of his bones with strong pain:
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].