Nebuchadnezzar captured all the people of Jerusalem, including the leaders and other wealthy people. He took 10,000 people and made them prisoners. He took all the skilled workers and craftsmen. No one was left, except the poorest of the common people.
But the family of the dead man may accept money. If they accept money, the man who owned the bull should not be killed. But he must pay as much money as the judge decides.