2 Peter 2:15
having left the right way they have gone astray, following in the way of Balaam the son of Beor who loved the wages of wickedness,
Jude 1:11
Woe to them; for they have gone in the way of Cain, and rushed into the error of Balaam for a reward, and perished in the contradiction of Korah.
Revelation 2:14
But I have a few things against you; you have there those who hold the doctrine of Balaam, who taught Balak to put an occasion of sin before the children of Israel, both to eat things offered to idols and to commit fornication.
Revelation 19:20
And the beast was taken and with him the false prophet who performed miracles before him, with which he deceived those who received the mark of the beast and those who worship his image; and the two were cast alive into the lake of fire burning with sulphur.