מִ֥י יִתֵּ֣ן מִצִּיּוֹן֮ יְשֻׁע֪וֹת יִשְׂרָ֫אֵ֥ל בְּשׁ֣וּב אֱ֭לֹהִים שְׁב֣וּת עַמּ֑וֹ יָגֵ֥ל יַ֝עֲקֹ֗ב יִשְׂמַ֥ח יִשְׂרָאֵֽל׃
Oh that the salvation of Israel were come out of Zion! When God turneth the captivity of His people, Let Jacob rejoice, let Israel be glad.
Read midrashic interpretation of Psalms 53:7: and classical rabbinic exegesis.