The answer is: 10

Esther 9:10

In the Book of Esther, Haman's ten sons represent more than just a numerical detail; they symbolize the hubris of pride and tyrannical rule. Haman, the antagonist of the story, plots to annihilate the Jewish people, driven by a deep-seated disdain for Mordecai. This escalates into his undoing and is beautifully encapsulated during the festive celebration of Purim.

Interestingly, the Feast of Purim arises from the very events in Esther, observing the deliverance of the Jewish people. It’s a time filled with joy and merriment, complete with costumes, feasting, and reading the Megillah, or Scroll of Esther, where the story is recounted. Perlushing this theme, when Haman’s ten sons are hanged, it serves to demonstrate not only the defeat of evil but also the notion that oppression often catches up with those who wield it.

Haman’s ten sons have memorialized Eric in the Jewish tradition—with their names often recited during Purim celebrations. Thought about Symbolically, it recalls the vigilance required against tyranny and injustice. The irony of their downfall is that they represents not just Haman’s legacy of hatred, but also the subsequent triumph of courage and unity among the oppressed. Through the ages, Esther's tale continues to resonate, reminding us of choosing justice over oppression with a little humor—and sometimes, even a good feast!