Mixing of male and female students, and their sitting together in one place and entering and leaving in one line, and men mixing with women who are present, among whom are those who are wearing makeup and perfume, and those whom shyness does not prevent from expressing their joy in ways that are not appropriate, such as shouting, making gestures and movements, clapping, whistling, shaking hands with men, and other wrong actions that accompany haraam mixing. With regard to wearing the “graduation suit” that is well known nowadays, with the black cloak and mortarboard, this is clothing that belongs specifically to the kuffaar, then it came to us. Some scholars have said that it is taken from the clothing of monks and bishops at some era of history, hence they ruled that it is haraam to wear it. It is haraam for the Muslims to imitate the kuffaar in the clothing that is uniquely theirs, whether the kaafirs in question are Jews, Christians or anything else, because of the general meaning of the evidence in the Qur’aan and Sunnah that forbids imitating them. For example, it is proven that the Prophet (peace and blessings of Allaah be upon him) said: “Whoever imitates a people is one of them.” Narrated by Imam Ahmad, Abu Dawood and others. And the Prophet (peace and blessings of Allaah be upon him) said, when he saw ‘Abd-Allaah ibn ‘Amr wearing two garments dyed with safflower: “These are among the garments of the kuffaar; do not wear them.” Narrated by Muslim in his Saheeh. And it is proven in Saheeh Muslim that ‘Umar (may Allaah be pleased with him) wrote a letter to his governor in Azerbaijan, ‘Utbah ibn Farqad (may Allaah be pleased with him) in which he said: “Beware of luxury and the clothing of the people of shirk and wearing silk