: This site provides digital transcriptions for SATB choir or versions with accompaniment by guitar and synthesizer .

In addition to his sacred music, Lécot is known for his organ transcriptions of Baroque authors such as Lully, Charpentier, and Rameau. Characteristics of Lécot's "Sanctus"

If you meant , Verdi’s Requiem , or Bach’s Mass in B minor , those are standard. But "Lecot" might be a surname — check if it’s Lecocq (French composer) or Leclerc .