Flute 1, Flute 2, Flute 3, Flute 4, Flute 5 This haunting modal melody has maintained its prominence during the advent season since its inception as a 15th century French plainsong. Here are four stanzas ranging from unison simplicity with full harmony refrains to flowing supportive lines. Five creative suggestions are included about performing it as a processional, thus thrilling the audience with "surround sound" and inspiring performers to sparkle. Scored for 5 C flutes, optional alto and bass. Performance time: 3.5 minutes.