The wilderness of Zin, in the south of Canaan, Numbers 34:3 Joshua 15:3; differing from the wilderness of Sin, which was nigh unto Egypt, Exodus 16:1. To Hamath; i.e. from the south they passed through the whole land even to the northern parts of it, Rehob, a city in the northwest part, Joshua 19:28 Judges 1:31; and Hamath, a city in the north-east part, Joshua 19:35 Ezekiel 47:17. And that they might more expeditiously and securely perform this office, it is probable that they divided themselves into several shall parties, and informed themselves not only by their eye, but also by their ear, and the information of persons, of whom they inquired about the nature and condition of their land.
Related Commentaries of Numbers 13:21
Numbers 13:21
21 So they went up, and searched the land from the wilderness of Zin unto Rehob, as men come to Hamath.