וַיֵּ֨ט מֹשֶׁ֣ה אֶת־יָדוֹ֮ עַל־הַיָּם֒ וַיּ֣וֹלֶךְ יְהוָ֣ה ׀ אֶת־הַ֠יָּם בְּר֨וּחַ קָדִ֤ים עַזָּה֙ כָּל־הַלַּ֔יְלָה וַיָּ֥שֶׂם אֶת־הַיָּ֖ם לֶחָרָבָ֑ה וַיִּבָּקְע֖וּ הַמָּֽיִם׃
And Moses stretched out his hand over the sea; and the LORD caused the sea to go back by a strong east wind all the night, and made the sea dry land, and the waters were divided.
Read kabbalistic (mystical) interpretation of Exodus 14:21: and classical mystical sources.