Hadith Islam 71 Criticism, interpretation, etc 41 Islamic law 38 Customs and practices 36 Texts 35 Sources 32 Doctrines 10 Religious life 10 Koran 8 Sunna 8 Commentaries 7 Conduct of life 7 Muslims 7 Prayer 7 Collections 5 Critism, interpretation, etc 5 Evidences, authority, etc 4 Hermeneutics 4 History 4 Religious aspects 4 Hadith (Shiites) 3 Interpretation and construction 3 Study and teaching 3 Authorities 2 Collected works 2 Critism, interpretation,etc 2 Da'wah (Islam) 2 Early works to 1500 2 Faith (Islam) 2