מִ֭קּוֹל מְחָרֵ֣ף וּמְגַדֵּ֑ף מִפְּנֵ֥י א֝וֹיֵ֗ב וּמִתְנַקֵּֽם׃
For the voice of him that taunteth and blasphemeth; by reason of the enemy and the revengeful.
Read kabbalistic (mystical) interpretation of Psalms 44:17: and classical mystical sources.