"He must pay a tax for his land (kharaj), from which the early Muslims were exempt; he must pay other exactions for the maintenance of the army, in which he cannot enlist even if he offers to render personal service instead of paying the poll-tax; and he must show by humility of dress and behaviour that he belongs to a subject class. No non-Muslim (zimmi) can wear fine dresses, ride on horseback or carry arms; he must behave respectfully and submissively to every member of the dominant sect.*"