כִּ֣י אִם־שָׁ֞ם אַדִּ֤יר יְהוָה֙ לָ֔נוּ מְקוֹם־נְהָרִ֥ים יְאֹרִ֖ים רַחֲבֵ֣י יָדָ֑יִם בַּל־תֵּ֤לֶךְ בּוֹ֙ אֳנִי־שַׁ֔יִט וְצִ֥י אַדִּ֖יר לֹ֥א יַעַבְרֶֽנּוּ׃
But there the LORD will be with us in majesty, In a place of broad rivers and streams; Wherein shall go no galley with oars, Neither shall gallant ship pass thereby.
Find Mishnaic references to Isaiah 33:21: passages from the 63 tractates of the Mishnah that cite or discuss this verse, free.