Christianity Origin Judaism 42 History 38 Church history 32 Christianity and other religions 26 Criticism, interpretation, etc 26 more ... Primitive and early church 22 Relations 21 Post-exilic period (Judaism) 13 Relation to the New Testament 9 History of doctrines 7 Religion 6 History and criticism 5 Interfaith relations 5 Jews 5 Qumran community 5 Religious aspects 5 Christian literature, Early 4 Historicity 4 Historiography 4 Islam 4 Apocryphal Gospels 3 Apocryphal books (Old Testament) 3 Church 3 Early church 3 Essence, genius, nature 3 Historicity of Jesus Christ 3 Influence 3 Jewishness 3 less ...