Pali Commentaries
In traditional Pali literature, the 5th c. CE commentary (atthakatha) for this discourse can be found in two works, both attributed to Ven. Buddhaghosa:
- the Visuddhimagga provides commentary on the four tetrads.
- the Papañcasūdanī provides commentary on the remainder of this discourse.
Read more about this topic: Anapanasati Sutta