It happens to be a requiem, but wow, what gorgeousness. I've never heard it before and don't know anything about it. I think I may have heard of the composer before but not sure in what context, perhaps a film score? Anyway, this might do for now, or Holy Week.... https://www.youtube.com/watch?v=UfxNeN6VbmA&index=8&list=RDEMO_gOaGJMJ0XbkmeP0m5mrA