Numbers 13:24

That place was named the valley of Eshcol because of the grapes which the children of Israel took from there.

Treasury of Scripture Knowledge

Summary

The place was called the brook Eshcol, because of the cluster of grapes which the children of Israel cut down from thence.

Bible References

Brook

Numbers 13:23
And they came to the valley of Eshcol, and cutting down a vine-branch with its grapes, two of them took it on a rod between them; and they took some pomegranates and figs.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain