Psalms 77:11 Halakhah

וָ֭אֹמַר חַלּ֣וֹתִי הִ֑יא שְׁ֝נ֗וֹת יְמִ֣ין עֶלְיֽוֹן׃

And I say 'This is my weakness, That the right hand of the Most High could change.

Read halakhic rulings (Jewish law) on Psalms 77:11: and classical halakhic sources.