2 Chronicles 20:21 (KJV)  And when he had consulted with the people, he appointed singers unto the LORD, and that should praise the beauty of holiness, as they went out before the army, and to say, Praise the LORD; for his mercy endureth for ever.  
   
 Psalms 29:2 (KJV)  Give unto the LORD the glory due unto his name; worship the LORD in the beauty of holiness.  
   
 http://www.youtube.com/watch?v=HS-DkxhfzKQ