Psalms 44:9 Halakhah

בֵּֽ֭אלֹהִים הִלַּלְ֣נוּ כָל־הַיּ֑וֹם וְשִׁמְךָ֓ ׀ לְעוֹלָ֖ם נוֹדֶ֣ה סֶֽלָה׃

In God have we gloried all the day, and we will give thanks unto Thy name for ever. Selah

Read halakhic rulings (Jewish law) on Psalms 44:9: and classical halakhic sources.