Tjeknavorian, who on various occasions and under various pretexts revealed his devotion to Ahl al-Bayt, especially Imam Hussain (peace be upon him), staged and performed the piece "Shab Ashura" together with the Alborz Symphony Orchestra and the Iran Philharmonic Choir in. 

What you see in this video is a short part of the "Night of Ashura" piece which is dedicated to the Hosseini mourners on the eve of Ashura 1401.