Abbreviations
| AN | Aṅguttara Nikāya |
| DN | Dīgha Nikāya |
| MN | Majjhima Nikāya |
| SN | Saṁyutta Nikāya |
References to DN and MN are to discourse (sutta); those to AN and SN are to section (nipāta, saṁyutta) and discourse. Numbering for AN and SN follows the Thai Edition of the Pāli Canon.
All translations from these texts are by the author and are based on the Royal Thai Edition of the Pāli Canon (Bangkok: Mahāmakut Rājavidyālaya, 1982).
