Libera's 'Sanctus' stands as a quintessential example of the group's signature style, blending ethereal vocal harmonies with lush orchestral arrangements. Recorded for the 2012 compilation 'Song Of Life: A Collection', the track exemplifies the Danish choir's mastery of classical and choral music, often drawing from Gregorian chants and medieval liturgical traditions. The piece features the group's characteristic layered vocals, creating a transcendent atmosphere that defines their discography. As a staple of their repertoire, 'Sanctus' has been performed in numerous live settings and remains a defining work in their catalog, reflecting the group's commitment to preserving and presenting traditional sacred music with modern production values.