'Eighty' in the Bible

Samaria's food supply ran out. They laid siege to it so long that a donkey's head was selling for eighty shekels of silver and a quarter of a kab of dove's droppings for five shekels of silver.

They went inside to offer sacrifices and burnt offerings. Now Jehu had stationed eighty men outside. He had told them, "If any of the men inside get away, you will pay with your lives!"