וַיִּכְתֹּ֣ב יִרְמְיָ֗הוּ אֵ֧ת כָּל־הָרָעָ֛ה אֲשֶׁר־תָּב֥וֹא אֶל־בָּבֶ֖ל אֶל־סֵ֣פֶר אֶחָ֑ד אֵ֚ת כָּל־הַדְּבָרִ֣ים הָאֵ֔לֶּה הַכְּתֻבִ֖ים אֶל־בָּבֶֽל׃
And Jeremiah wrote in one book all the evil that should come upon Babylon, even all these words that are written concerning Babylon.
Read midrashic interpretation of Jeremiah 51:60: and classical rabbinic exegesis.