Vocalist and se-tar virtuoso Davud Azad (R) and his group perform a selection of their mystical songs at Tehran’s Vahdat Hall on July 23, 2018.

Behzad Hajir is also seen performing the sama, a dervish whirling dance, at the concert performance.

The group’s greatest hits released over the past decade were performed during the concert. (Honaronline/Majid Niknafs)