Charles Ellicott Commentary Numbers 13:33

"And there we saw the Nephilim, the sons of Anak, who come of the Nephilim: and we were in our own sight as grasshoppers, and so we were in their sight." — Numbers 13:33 (ASV)

And there we saw the giants— The same word, nephilim, is used here and is also found in Genesis 6:4. See the note on this passage.