Katame cattāroti kathetukamyatāpucchā. Idhāti imasmiṃ sāsane. Bhikkhaveti dhammapaṭiggāhakapuggalānamālapanametaṃ. Bhikkhūti paṭipattisampādakapuggalanidassanametaṃ. Aññepi ca devamanussā paṭipattiṃ sampādentiyeva, seṭṭhattā pana paṭipattiyā bhikkhubhāvadassanato ca "bhikkhū"ti āha. Bhagavato hi anusāsaniṃ sampaṭicchantesu bhikkhu seṭṭho, sabbappakārāya anusāsaniyā bhājanabhāvato. Tasmā seṭṭhattā "bhikkhū"ti āha. Tasmiṃ gahite pana sesā gahitāva honti rājagamanādīsu rājaggahaṇena sesaparisā viya. Yo ca imaṃ paṭipattiṃ paṭipajjati, so bhikkhu nāma hotīti paṭipattiyā bhikkhubhāvadassanatopi "bhikkhū"ti āha. Paṭipannako hi devo vā hotu manusso vā bhikkhūti saṅkhyaṃ gacchatiyeva. Yathāha:-

"alaṅkato cepi samaṃ careyya

santo danto niyato brahmacārī

sabbesu bhūtesu nidhāya daṇḍaṃ