Night and day among the tombs and on the mountains he was always crying out and cutting himself with stones.
We have here an instance of Christ's dispossessing the strong man armed, and disposing of him as he pleased, to make it appear that he was stronger than he. This he did when he was come to the other side, whither he went through a storm; his business there was to rescue this poor creature out of the hands of Satan, and when he had done that, he returned.
Commenting on Mark 5:1-20
And always night and day, he was in the mountains,.... And this being in an Heathen country, would have rendered him an unclean person, if he had not been possessed with an unclean spirit; for so runs one of the Jewish canons (s): "he that walks in an Heathen land, on mountains and rocks, is unclean.'' And in the tombs: which very likely were on...
Crying and cutting himself with stones - In this person's case we see a specimen of what Satan could do in all the wicked, if God should permit him; but even the devil himself has his chain; and he who often binds others, is always bound himself.