Original: Part I is based on the Latin text of a 9th-century Christian hymn for Pentecost , Veni creator spiritus ( '' Come , Creator Spirit '' ) , and Part II is a setting of the words from the closing scene of Goethe 's Faust .
Simplified: Part I is based on the Latin text of a ninth-century Christian hymn for Pentecost , Veni creator spiritus ( '' Come , Creator Spirit '' ) .