כִּֽי־תַעֲלֶ֤ה בָבֶל֙ הַשָּׁמַ֔יִם וְכִ֥י תְבַצֵּ֖ר מְר֣וֹם עֻזָּ֑הּ מֵאִתִּ֗י יָבֹ֧אוּ שֹׁדְדִ֛ים לָ֖הּ נְאֻם־יְהוָֽה׃ (ס)
Though Babylon should mount up to heaven, and though she should fortify the height of her strength, yet from Me shall spoilers come unto her, saith the LORD.
Read kabbalistic (mystical) interpretation of Jeremiah 51:53: and classical mystical sources.