Sufism or Taṣawwuf (Arabic: التصوف‎‎) is defined as the inner mystical dimension of Islam. Practitioners of Sufism, referred to as Sufis (ṣūfī) (/ˈsuːfi/; صُوفِيّ), often belong to different ṭuruq or "orders"—congregations formed around a grand master referred to as a mawla who traces a direct chain of teachers back to the Islamic prophet, Muhammad. These orders meet for spiritual sessions (majalis) in meeting places known as zawiyas, khanqahs, or tekke. Sufis strive for ihsan (perfection of worship) as detailed in a hadith: "Ihsan is to worship Allah as if you see Him; if you can't see Him, surely He sees you." Rumi stated: "The Sufi is hanging on to Muhammad, like Abu Bakr." Sufis regard Muhammad as al-Insān al-Kāmil, the primary perfect man who exemplifies the morality of God. Sufis reg