וְאַֽל־תִּתְּנ֥וּ דֳמִ֖י ל֑וֹ עַד־יְכוֹנֵ֞ן וְעַד־יָשִׂ֧ים אֶת־יְרֽוּשָׁלִַ֛ם תְּהִלָּ֖ה בָּאָֽרֶץ׃
And give Him no rest, Till He establish, And till He make Jerusalem A praise in the earth.’
Read kabbalistic (mystical) interpretation of Isaiah 62:7: and classical mystical sources.