Khovanshchina, Munchen, 2007, Bavarian State Orchestra, Kent Nagano music director. Orchestration of Shostakovich, Finale by Stravinsky, in Act III the two extracts orchestrated by Musorgsky (Song of Marfa, Chorus of the Strelsi). Youtube.
Wikipedia, Musorgsky - you can find here infos of the composer, Modest Musorgsky