 Chief of staff physician, Jabril ibn Bukhtishu, was salaried 4.9 million Dirham; for comparison, a medical resident worked significantly longer hours salaried at 300 Dirham per month.Islamic hospitals attained their endowment through charitable donations or bequests, called waqfs.The legal documents establishing a waqf also set forth rules for how the hospital should be organized and operate in relation to the patient, stating that anyone can be admitted irrespective of race, gender, or citizenship.