Nibbānapañhāsutta
Ekaṁ samayaṁ āyasmā sāriputto magadhesu viharati nālakagāmake. Atha kho jambukhādako paribbājako yenāyasmā sāriputto tenupasaṅkami; upasaṅkamitvā āyasmatā sāriputtena saddhiṁ sammodi. Sammodanīyaṁ kathaṁ sāraṇīyaṁ vītisāretvā ekamantaṁ nisīdi. Ekamantaṁ nisinno kho jambukhādako paribbājako āyasmantaṁ sāriputtaṁ etadavoca:
A Question About Extinguishment
At one time Venerable Sāriputta was staying in the land of the Magadhans near the little village of Nālaka. Then the wanderer Jambukhādaka went up to Venerable Sāriputta and exchanged greetings with him. When the greetings and polite conversation were over, he sat down to one side and said to Sāriputta: