San Bu Pm Qizil Sk 68Round Mouthful

Sutta on the Round Mouth (Parimaṇḍala)

Background

The Sutta on the Round Mouth lies within the Vinaya Piṭaka and reflects the profound disciplinary rules that the Buddha established for the Sangha. These Vinaya teachings are not rigid and lifeless codes, but all-knowing guidance born from compassion and understanding of human nature. The Vinaya Piṭaka was recorded after the Buddha entered nirvana, through councils in which eminent elders preserved it.

The title "Parimaṇḍala" (Round Mouth) symbolizes completeness, balance, and freedom from defect. It speaks of a form considered exemplary, without deviation or deficiency. This sutta belongs to the Theravāda branch of Buddhism, where the focus is the practice of monastic discipline (Vinaya) in order to preserve the teaching and nurture wisdom.

Main Content

The Sutta on the Round Mouth discusses standards for basic practice within the community of monks and nuns. The expression "round mouth" here does not refer only to a physical form, but to wisdom and completeness in the use of speech, one of the most powerful instruments of human beings.

The Buddha taught that a monastic should speak in a rounded way, that is, with balance: neither excessive nor deficient, neither so sharp as to wound nor so weak as to be ineffective. The speech of a monastic should be like a rounded surface: whichever direction it touches, it is smooth, without edges that cause pain.

In the context of the Vinaya Piṭaka, this is also related to the way one interacts within the monastic community. This balance reflects the principle of the Middle Way (Majjhimā Paṭipadā), which the Buddha taught from his first discourse at Sarnath. Neither excess nor deficiency: that is the optimal path leading to liberation.

Practical Meaning

To practice in the spirit of the Sutta on the Round Mouth, practitioners today should be mindful that every word has an effect.