הִנְנִ֨י עֹשֶׂ֤ה חֲדָשָׁה֙ עַתָּ֣ה תִצְמָ֔ח הֲל֖וֹא תֵֽדָע֑וּהָ אַ֣ף אָשִׂ֤ים בַּמִּדְבָּר֙ דֶּ֔רֶךְ בִּֽישִׁמ֖וֹן נְהָרֽוֹת׃
Behold, I will do a new thing; Now shall it spring forth; shall ye not know it? I will even make a way in the wilderness, And rivers in the desert.
Read halakhic rulings (Jewish law) on Isaiah 43:19: and classical halakhic sources.