"Шестопсалмие" by Sergei Rachmaninoff (read description)
The Southern Chorale sings "Шестопсалмие" from Всенощное бдение as their second piece at SICC 2008. The piece is from a larger work written by Sergei Rachmaninoff titled "All-Night Vigil". Also written and pronounced Slava v vyshnikh Bogu. This piece is also called "The Six Psalms".