Zawiyet Sidi Amar Cherif, or Zawiyet Sidi Daoud, is a zawiya school located in Boumerdès Province in Algeria.

The Raḥmâniyya is an Algerian Sufi order founded by Kabyle religious scholar Muḥammad ibn ʿAbd al-Raḥman al-Azhari Bu Qabrayn in the 1770s. It was initially a branch of the Khalwatîya established in K