Spirituality │ Literature │ │ Islam related Religious texts ┌───────────┼───────────┐ │ Critical Non-Islamic Islamic Abrahamic texts ┌───────┼───────┬────────┬──────────────────────┤ Sunni Shi'a Sufi Ahmadiyya Islamic texts │ │ │ ┌──────────────┴─────────────┐ Fiqh Fiqh Poetry Hadith Quran ┌──────┴──────┐ ┌─────┴─────┐ Ilm ar-Rijal Collections Tafsir Sura ┌───┴───┐ ┌───┴───┐ │ Sunni Shi'a Sunni Shi'a Ayah