חֶ֥רֶב אֶל־הַבַּדִּ֖ים וְנֹאָ֑לוּ חֶ֥רֶב אֶל־גִּבּוֹרֶ֖יהָ וָחָֽתּוּ׃
A sword is upon the boasters, and they shall become fools; A sword is upon her mighty men, and they shall be dismayed.
Rashi on Jeremiah
and they shall become foolish with their divining. Similar to this is: “Who frustrates the signs of imposters” (Isa. 44:25), and so did Jonathan render. They are called בּדים because they fabricate (בּוֹדִים) and say false things.