So they hanged Haman on the gallows that he had prepared for Mordecai. Then was the king's wrath abated.
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Rabanus Maurus
AD 856
It is written in the book of Proverbs: “Whoever digs a pit will fall into it, and a stone will come back on the one who starts it rolling.” So also Haman was forced to support the cross that he had prepared for Mordecai.