This — Adultery. It is — Heb. an iniquity of the judges; which belongs to them to take cognizance of, and to punish, even with death; and that not only by the law of Moses, but even by the law of nature, as appears from the known laws and customs of the Heathen nations.
Related Commentaries of Job 31:11
Job 31:11
11 For this is an heinous crime; yea, it is an iniquity to be punished by the judges.