Psalms 64:9

So they shall make their own tongue to fall upon themselves: all that see them shall flee away.

They are brought to ruin, with their own tongues turned against them; all who see them will wag their heads.

וַֽיַּכְשִׁיל֥וּהוּ עָלֵ֑ימוֹ לְ֝שׁוֹנָ֗ם וַֽיִּתְנֹדְד֗וּ כָּל רֹאֵ֥ה בָֽם׃

vayakshiylvhv ʿaleymvo lshvonam vayitnoddv kal roʾeh bam