The Saqaliba were also imported as eunuchs and concubines to Muslim states. In Cairo, transactions involving eunuchs and concubines happened in private houses. Some harems were guarded by eunuchs. Thousands of servants, eunuchs, and superfluous officials were therefore summarily dismissed. Such eunuchs were known as castrati. Eunuchs and servant girls were also part of the harem. Intersex people were previously referred to as hermaphrodites or "congenital eunuchs". Vietnamese were among the many eunuchs of different origins found at the Yongle Emperor's court. The palace eunuchs Dorotheus and Gorgonius were eliminated. Before Murad, the palace eunuchs had been mostly white. In addition, Mao was known to have bribed many corrupt eunuchs and officials. In response, he evicted the eunuchs from the palace. He was appointed minister of the rites and chamberlain and keeper of the eunuchs. In a rage, he kills one of the palace eunuchs. The Coptic Orthodox Church participated extensively in the slave trade of eunuchs.