Because of the cluster of grapes the Israelites cut there, that place was called the Valley of Eshcol.
We have here a short account of the survey which the spies made of the promised land. 1. They went quite through it, from Zin in the south, to Rehob, near Hamath, in the north, Num 13:21. See Num 34:3, Num 34:8.
Commenting on Numbers 13:21-25
And Caleb stilled the people before Moses,.... In his presence, they standing before him; or "unto Moses" (n), as they were coming to him with open mouth against him; for upon the above report of the spies they began to murmur and mutiny, and to speak against Moses for bringing them out of Egypt into a wilderness, feeding them with vain hopes of a country...
Num 13:23-24 The spies also came into the valley of Eshcol, where they gathered pomegranates and figs, and also cut down a vine-branch with grapes upon it, which two persons carried upon a pole, most likely on account of its extraordinary size.
Commenting on Numbers 13:23-24