Possible Clues:

• Musical setting for a religous text
• Handel's 'Messiah', for instance
• Religious musical drama, unstaged
• Musical composition for voices, chorus and orchestra with biblical theme
• Major choral work
• Scarlatti work
• The one that makes speech needs ten more to have it made musical
• Work for voices, chorus and orchestra with biblical theme
• Mendelssohn's 'Elijah,' e.g.
• Haydn's 'The Creation,' e.g.