Which opera singer is credited with receiving the longest standing ovation ever?

On 10 February 2006, Pavarotti performed "Nessun dorma" at the 2006 Winter Olympics opening ceremony in Turin, Italy, at his final performance. In the last act of the opening ceremony, his performance received the longest and loudest ovation of the night from the international crowd.

Explanation:

answer/// priests singing psalms and the congregation singing responses;