Deuteronomy 28:37 Midrash

וְהָיִ֣יתָ לְשַׁמָּ֔ה לְמָשָׁ֖ל וְלִשְׁנִינָ֑ה בְּכֹל֙ הָֽעַמִּ֔ים אֲשֶׁר־יְנַהֶגְךָ֥ יְהוָ֖ה שָֽׁמָּה׃

And thou shalt become an astonishment, a proverb, and a byword, among all the peoples whither the LORD shall lead thee away.

Read midrashic interpretation of Deuteronomy 28:37: and classical rabbinic exegesis.