Job 36:12

“But if they obey not, etc.] Who seem to be righteous and are not; and when afflicted are not submissive to the will of God; attend not to the voice of his providence; receive no instruction thereby; but kick against the pricks, and rebel, against God; complain of him, and murmur at his dealings with them: they shall perish by the sword; or they shall pass away out of the world by it, or by some missive weapon: they shall die a violent death, by the sword of justice, of the civil magistrate, or by the sword of men; or, as a Jewish commentator f1238 paraphrases it, by the dart of death, by the sword of Satan, they shall pass out of this world; and they shall die without knowledge; without…”

“(Job 33:18). without knowledge--that is, on account of their foolishness (Job 4:20-21).”

“But if they obey not - If those who are afflicted do not turn to God, and yield him obedience, they must expect that he will continue their calamities until they are cut off. They shall perish by the sword - Margin, as in Hebrew “pass away.” The word rendered “sword” (שׁלח shelach) means properly “anything sent” - as a spear or an arrow - “a missile” - and then an instrument of war in general. It may be applied to any weapon that is used to produce death. The idea here is, that the man who was afflicted on account of the sins which he had committed, and who did not repent of them and turn to God, would be cut off. God would not withdraw his hand unless he acknowledged his offences. As he had…”

“36:12 dying from lack of understanding: See also 4:21; Prov 5:23; 10:21.”

“if: Deu 18:15-22, Deu 29:15-20; Isa 1:20, Isa 3:11; Rom 2:8, Rom 2:9 perish: Heb. pass away die: Job 4:21; Joh 8:21-24 Job 36:13”