Jeremiah 28:17 Midrash

וַיָּ֛מָת חֲנַנְיָ֥ה הַנָּבִ֖יא בַּשָּׁנָ֣ה הַהִ֑יא בַּחֹ֖דֶשׁ הַשְּׁבִיעִֽי׃ (פ)

So Hananiah the prophet died the same year in the seventh month.

Read midrashic interpretation of Jeremiah 28:17: and classical rabbinic exegesis.