בְּשֶׁ֣צֶף קֶ֗צֶף הִסְתַּ֨רְתִּי פָנַ֥י רֶ֙גַע֙ מִמֵּ֔ךְ וּבְחֶ֥סֶד עוֹלָ֖ם רִֽחַמְתִּ֑יךְ אָמַ֥ר גֹּאֲלֵ֖ךְ יְהוָֽה׃ (ס)
In a little wrath I hid My face from thee for a moment; But with everlasting kindness will I have compassion on thee, Saith the LORD thy Redeemer.
Read halakhic rulings (Jewish law) on Isaiah 54:8: and classical halakhic sources.