זֹ֤את פְּעֻלַּ֣ת שֹׂ֭טְנַי מֵאֵ֣ת יְהוָ֑ה וְהַדֹּבְרִ֥ים רָ֝֗ע עַל־נַפְשִֽׁי׃
This would mine adversaries effect from the LORD, And they that speak evil against my soul.
Read halakhic rulings (Jewish law) on Psalms 109:20: and classical halakhic sources.