Psalms 78:66 Halakhah

וַיַּךְ־צָרָ֥יו אָח֑וֹר חֶרְפַּ֥ת ע֝וֹלָ֗ם נָ֣תַן לָֽמוֹ׃

And He smote His adversaries backward; He put upon them a perpetual reproach.

Read halakhic rulings (Jewish law) on Psalms 78:66: and classical halakhic sources.