בְּחוּצֹתָ֖יו חָ֣גְרוּ שָׂ֑ק עַ֣ל גַּגּוֹתֶ֧יהָ וּבִרְחֹבֹתֶ֛יהָ כֻּלֹּ֥ה יְיֵלִ֖יל יֹרֵ֥ד בַּבֶּֽכִי׃
In their streets they gird themselves with sackcloth; On their housetops, and in their broad places, Every one howleth, weeping profusely.
Read midrashic interpretation of Isaiah 15:3: and classical rabbinic exegesis.