Deuteronomy 28:55

So that he will not give to any of them of the flesh of his children whom he shall eat: because he hath nothing left him in the siege, and in the straitness, wherewith thine enemies shall distress thee in all thy gates.

Cross-references

Deuteronomy 28:53 states they will eat their own children; this verse shows the man hoarding that flesh from his brother.

Jeremiah 52:6 Historical context

In Jeremiah 52:6, severe famine in Jerusalem during the siege matches the conditions that led to cannibalism described in this curse.