Bible Verses About Gallows: Used for execution of criminals

Then Harbonah, one of the eunuchs who were with the king said, “Behold, the gallows fifty cubits high, which Haman has made for Mordecai, who spoke good for the king, is standing at Haman’s house.” The king said, “Hang him on it!”

So they hanged Haman on the gallows that he had prepared for Mordecai. Then was the king’s wrath pacified.