This article forms part of the series Islam

Vocabulary of Islam

Five Pillars

Profession of faith

Prayer · Alms · Fasting

Pilgrimage to Mecca

People

Muhammad

Prophets of Islam

Caliphs · Shia Imams

Companions of Muhammad

Holy Cities

Mecca · Medina · Jerusalem

Najaf · Karbala · Kufa

Kazimain · Mashhad · Samarra

Events

Hijra · Islamic calendar · Eid ul-Fitr

Eid ul-Adha · Aashura · Arba'in

Buildings

Mosque · Minaret · Mihrab · Kaaba

Islamic architecture

Functional Religious Roles

Muezzin · Imam · Mullah

Ayatollah · Mufti

Interpretive Texts & Practices

Qur'an · Hadith · Sunnah

Fiqh · Fatwa · Sharia

Sects

Sunni: Hanafi · Hanbali · Maliki · Shafi'i

Shi'a: Ithna Asharia · Ismailiyah · Zaiddiyah

Others: Ibadi · Kharijite · Murjite · Mu'tazili

Movements

Sufism · Wahhabism · Salafism

Non-Mainstream Sects / Movements

Ahmadiyyah · Nation of Islam

Zikri · Druze

Related Faiths

Babism · Bahá'í Faith · Yazidi

Witr is an optional Muslim prayer yet that can be said at night between Isha'a (night) and Fajr (morning) prayers. The Prophet (Muhammed) said, according to Ibn Umar, night prayer is offered as two rakat followed by two rakat.

References

• Translation http://www.usc.edu/dept/MSA/fundamentals/hadithsunnah/bukhari/016.sbt.html of Sahih Bukhari, Book 16: Witr Prayer