הַפְטָרַת שַׁבַּת פִּינְחָס (בֵּין הַמְּצָרִים) - Jeremiah is from the non-corrupt, banished, kohanim

His Divinely-ordained career of musar and tochechah begins in the middle of King Josiah's radical (and unpopular!) campaign to exterminate idols in the Kingdom of Judah