This is the St. Peterburg Chamber Choir singing "We Praise Thee" from the Russian Liturgy.
One of Russia 's leading choirs, the St. Petersburg Chamber Choir is actively involved in continuing the rich traditions of Russian and European vocal music. Founded in 1977, the choir is made up of professional musicians who have completed their studies at Russia 's top musical institutions.
Pavel G. Chesnokov (1877-1944) composed the music. He was a Russian Empire and Soviet composer, choral conductor and teacher. He composed over five hundred choral works, over four hundred of which are sacred.
The term Divine Liturgy refers to the Eucharistic service of the Byzantine tradition of Christian liturgy. As such, it is used in the Eastern Orthodox and Eastern Catholic Churches.