Enlightened OneIncense is mentioned frequently in the Pali Canon, scriptures that date to the life of the Buddha. Incense was a common offering made to a revered person, as a sign of respect.
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  Three sticks burned together might signify the Three Treasures, for example -- the Buddha, the dharma, and the sangha.