NET

20 Then Balaam looked on Amalek and delivered this oracle: “Amalek was the first of the nations, but his end will be that he will perish.”

Darby

20 And he saw Amalek, and took up his parable, and said, Amalek is the first of the nations, but his latter end shall be for destruction.

KJV

20 And when he looked on Amalek, he took up his parable, and said, Amalek [was] the first of the nations^K716; but his latter end [shall be] that he perish for ever.

KJV Bible Notes

the first of the nations: the nations that warred against Israel, Exod. 17. shall be, that he perish forever: Or, shall be even to the destruction.