Numbers 24:21 in the King James Version
And he looked on the Kenites, and took up his parable, and said, Strong is thy dwellingplace, and thou puttest thy nest in a rock.
Context
20 He looked at Amalek, and took up his parable, and said, “Amalek was the first of the nations, but his latter end shall come to destruction.”
21 He looked at the Kenite, and took up his parable, and said, “Your dwelling place is strong. Your nest is set in the rock.
22 Nevertheless Kain shall be wasted, until Asshur carries you away captive.”