Islam -- 215 Relations -- 152 Islam 150 Christianity 145 Relations 104 Christianity and other religions -- 76 Judaism 41 more ... Judaism -- 21 Controversial literature 14 Religious aspects -- 13 Christianity -- 12 Christianity and other religions 12 Religious aspects 9 History 8 Religion 8 Orientalists 7 Religions 7 Customs and practices 6 Doctrines 6 Qur'an; criticism, interpretation, etc 6 Religions -- 6 Apologetic works 5 Bible 5 Buddhism 5 Congresses 5 Criticism, interpretation, etc 5 East and West 5 Heresies, Islamic 5 Hinduism 5 History -- 5 less ...