כֹּ֚ה אָמַ֣ר יְהוָ֔ה הִנֵּ֛ה עַ֥ם בָּ֖א מֵאֶ֣רֶץ צָפ֑וֹן וְג֣וֹי גָּד֔וֹל יֵע֖וֹר מִיַּרְכְּתֵי־אָֽרֶץ׃
Thus saith the LORD: Behold, a people cometh from the north country, And a great nation shall be roused from the uttermost parts of the earth.
Read halakhic rulings (Jewish law) on Jeremiah 6:22: and classical halakhic sources.