And Jacob was left alone. And a man wrestled with him until the breaking of the day.
24. There wrestled a man with him יאבק, yebek, from אבק, dust, because in wrestling the dust is raised. — Gesenius. Although this vision was particularly useful to Jacob himself, to teach him beforehand that many conflicts awaited him, and that he might certainly conclude that he should be the conqueror in them all; there is yet not the least doubt that the Lord exhibited...
We have here the remarkable story of Jacob's wrestling with the angel and prevailing, which is referred to, Hos 12:4. Very early in the morning, a great while before day, Jacob had helped his wives and his children over the river, and he desired to be private, and was left alone, that he might again more fully spread his cares and fears before God in prayer.
Commenting on Genesis 32:24-32
And Jacob was left alone,.... On the other side of Jabbok, his family and cattle having passed over it; and this solitude he chose, in order to spend some time in prayer to God for the safety of him and his: and there wrestled a man with him; not a phantasm or spectre, as Josephus (e) calls him; nor was this a mere visionary representation...