Jeremiah 19:9
And I will cause them to eat the flesh of their sons and the flesh of their daughters, and they shall eat every one the flesh of his friend in the siege and straitness, wherewith their enemies, and they that seek their lives, shall straiten them.
Cross-reference
Leviticus 26:29 is the covenant curse Jeremiah quotes — God's promised punishment for disobedience is being activated.
Deuteronomy 28:53-57 details the same cannibalism curse — Jeremiah's warning actualizes the covenant threat.
2 Kings 6:26-29 records a historical siege where women ate their child — Jeremiah's prophecy had precedent in Israel's own history.
Lamentations 2:20 laments the fulfillment: women eating their children — Jeremiah's warning became reality.
Lamentations 4:10 records the fulfillment — compassionate women boil their own children during Jerusalem's fall, exactly as Jeremiah prophesied.
Ezekiel 5:10 gives the same judgment: fathers and sons will eat each other during siege, reinforcing God's warning through a contemporary prophet.
Zechariah 11:9 prophesies the same outcome: 'let those left eat one another's flesh' — a parallel judgment oracle using identical imagery.
Lamentations 4:3 contrasts jackals nursing their young with Jerusalem's cruel mothers — the opposite of the cannibalism in Jeremiah 19:9, highlighting the horror.