וְהִצַּלְתִּ֖יךָ מִיַּ֣ד רָעִ֑ים וּפְדִתִ֖יךָ מִכַּ֥ף עָרִצִֽים׃ (פ)
And I will deliver thee out of the hand of the wicked, And I will redeem thee out of the hand of the terrible.
Read halakhic rulings (Jewish law) on Jeremiah 15:21: and classical halakhic sources.