Katamo ca puggalo udakalekhūpamo? Idhekacco puggalo āgāḷhenapi vuccamāno pharusenapi vuccamāno amanāpenapi vuccamāno saṁsandatimeva sandhiyatimeva sammodatimeva. Seyyathāpi nāma udake lekhā khippaṁ lujjati, na ciraṭṭhitikā hoti; evamevaṁ idhekacco puggalo āgāḷhenapi vuccamāno pharusenapi vuccamāno amanāpenapi vuccamāno saṁsandatimeva sandhiyatimeva sammodatimeva— ayaṁ vuccati puggalo “udakalekhūpamo”. Tattha katame tayo potthakūpamā puggalā? Tayo potthakā— navopi potthako dubbaṇṇo ceva hoti dukkhasamphasso ca appaggho ca, majjhimopi potthako dubbaṇṇo ceva hoti dukkhasamphasso ca appaggho ca, jiṇṇopi potthako dubbaṇṇo ceva hoti dukkhasamphasso ca appaggho ca. Jiṇṇampi potthakaṁ ukkhaliparimajjanaṁ vā karonti saṅkārakūṭe vā naṁ chaḍḍenti. Evamevaṁ tayome potthakūpamā puggalā santo saṁvijjamānā bhikkhūsu. Katame tayo? Navo cepi bhikkhu hoti dussīlo pāpadhammo, imassa dubbaṇṇatāya. Seyyathāpi so potthako dubbaṇṇo, tathūpamo ayaṁ puggalo. Ye kho panassa sevanti bhajanti payirupāsanti diṭṭhānugatiṁ āpajjanti, tesaṁ taṁ hoti dīgharattaṁ ahitāya dukkhāya. Idamassa dukkhasamphassatāya. Seyyathāpi so potthako dukkhasamphasso, tathūpamo ayaṁ puggalo. Yesaṁ kho pana so paṭiggaṇhāti cīvarapiṇḍapātasenāsanagilānapaccayabhesajjaparikkhāraṁ, tesaṁ taṁ na mahapphalaṁ hoti na mahānisaṁsaṁ. Idamassa appagghatāya. Seyyathāpi so potthako appaggho, tathūpamo ayaṁ puggalo.