says of Sir Thomas Arnold in his book "Call to Islam", explaining the purpose of imposing taxes and pointing to those imposed: "It was not the purpose of imposing such a tax on Christians - as alleged by some researchers - a color from the colors of punishment for not accepting Islam, but were performed with other people of the Book. They are not nationals of the State of Muslims who were turning their religion between them and the service in the army in exchange for protection guaranteed by the Swords of them Muslims. "
and Islam as usual, do not stop at the practices of human beings preceding it and were not a tax imposed only on non-Muslims who are able to bear arms, shall be exempted from the monks, women and men who are without an adult, and slaves and the elderly, the infirm, and blindness and severe poverty