Anottappīsutta
Evaṁ me sutaṁ— ekaṁ samayaṁ āyasmā ca mahākassapo āyasmā ca sāriputto bārāṇasiyaṁ viharanti isipatane migadāye. Atha kho āyasmā sāriputto sāyanhasamayaṁ paṭisallānā vuṭṭhito yenāyasmā mahākassapo tenupasaṅkami; upasaṅkamitvā āyasmatā mahākassapena saddhiṁ sammodi. Sammodanīyaṁ kathaṁ sāraṇīyaṁ vītisāretvā ekamantaṁ nisīdi. Ekamantaṁ nisinno kho āyasmā sāriputto āyasmantaṁ mahākassapaṁ etadavoca: “vuccati hidaṁ, āvuso kassapa, anātāpī anottappī abhabbo sambodhāya abhabbo nibbānāya abhabbo anuttarassa yogakkhemassa adhigamāya; ātāpī ca kho ottappī bhabbo sambodhāya bhabbo nibbānāya bhabbo anuttarassa yogakkhemassa adhigamāyā”ti.
Imprudent
So I have heard. At one time Venerable Mahākassapa and Venerable Sāriputta were staying near Varanasi in the deer park at Isipatana. Then in the late afternoon, Venerable Sāriputta came out of retreat, went to Venerable Mahākassapa, and exchanged greetings with him. When the greetings and polite conversation were over, he sat down to one side and said to Mahākassapa: “Reverend Kassapa, it’s said that without being keen and prudent you can’t achieve awakening, extinguishment, and the supreme sanctuary from the yoke. But if you are keen and prudent you can achieve awakening, extinguishment, and the supreme sanctuary from the yoke.