Islam 66 Prayer 56 Dissertations 18 Dissertations, Academic 18 Customs and practices 15 Prayers and devotions 10 Religious life 8 Muslims 7 Salat 7 Prayers 6 Religious aspects 6 Hadith 5 Conduct of life 4 Arabic language 3 Authorities 3 Criticism, interpretation, etc 3 Islamic astronomy 3 Islamic law 3 Qur'anic teaching 3 Students 3 Astronomy 2 Case studies 2 Health aspects 2 Hospital patients 2 Islamic religious education 2 Pillars of Islam 2 Prayer-books and devotions 2 Prayers for the dead 2 Ramadan 2 Rhetoric 2