י֥וֹם עֶבְרָ֖ה הַיּ֣וֹם הַה֑וּא י֧וֹם צָרָ֣ה וּמְצוּקָ֗ה י֤וֹם שֹׁאָה֙ וּמְשׁוֹאָ֔ה י֥וֹם חֹ֙שֶׁךְ֙ וַאֲפֵלָ֔ה י֥וֹם עָנָ֖ן וַעֲרָפֶֽל׃
That day is a day of wrath, A day of trouble and distress, A day of wasteness and desolation, A day of darkness and gloominess, A day of clouds and thick darkness,
Read halakhic rulings (Jewish law) on Zephaniah 1:15: and classical halakhic sources.