Buddhanussati is a type of recollection meditation when we think specifically about the nine special qualities of the Buddha. He

  1. is an Arahant
  2. is fully enlightened
  3. possessed true knowledge and good conduct
  4. is the well gone one
  5. is the knower of worlds
  6. is the incomparable teacher of taming persons
  7. is the teacher of gods and humans
  8. is fully enlightened.
  9. is the only one with all these qualities