A great illustration of Zanjaran, in Samai Rhythm. This recording reflects a particular performance context in Aleppo, Syria, of using only voices and drums, which is connected to Sufi ritual (known as "dhikr"), because it is not considered appropriate to use instruments in a religious context (at least in Syria--that isn't true in Turkey).
See the following analyses:
Jins Hijaz,
Jins Ajam,
Jins Hijaz Baggage,
Jins Ajam Baggage,
Jins Secondary Saba