עָרֵ֥י קָדְשְׁךָ֖ הָי֣וּ מִדְבָּ֑ר צִיּוֹן֙ מִדְבָּ֣ר הָיָ֔תָה יְרוּשָׁלִַ֖ם שְׁמָמָֽה׃
Thy holy cities are become a wilderness, Zion is become a wilderness, Jerusalem a desolation.
Read kabbalistic (mystical) interpretation of Isaiah 64:9: and classical mystical sources.