A land that eateth up ... - i. e. it is a land which from its position is exposed to incessant attacks from one quarter and another, and so its occupants must be always armed and watchful.
Related Commentaries of Numbers 13:32
Numbers 13:32
32 And they brought up an evil report of the land which they had searched unto the children of Israel, saying, The land, through which we have gone to search it, is a land that eateth up the inhabitants thereof; and all the people that we saw in it are menc of a great stature.