Dighanikaya 3.263

3.263

Gacchanto vāti ettha kāmaṃ tīsu iriyāpathesu brāhmaṇo ācariyabrāhmaṇena saddhiṃ sallapitumarahati. Ayaṃ pana māṇavo mānathaddhatāya kathāsallāpaṃ karonto cattāropi iriyāpathe yojessāmīti ‘‘sayāno vā hi, bho gotama, sayānenā’’ti āha.

“Either walking”: here, certainly, a brahmin is entitled to converse with a brahmin teacher in three postures. But this young man, out of stubborn arrogance, when conducting conversation, thought, “I will apply all four postures,” and so said: “Master Gotama, either while lying down with one lying down.”