אֱֽלֹהַ֗י פַּ֭לְּטֵנִי מִיַּ֣ד רָשָׁ֑ע מִכַּ֖ף מְעַוֵּ֣ל וְחוֹמֵץ׃
O my God, rescue me out of the hand of the wicked, Out of the grasp of the unrighteous and ruthless man.
Read halakhic rulings (Jewish law) on Psalms 71:4: and classical halakhic sources.