Jīvakasutta
Ekaṁ samayaṁ bhagavā rājagahe viharati jīvakambavane. Atha kho jīvako komārabhacco yena bhagavā tenupasaṅkami; upasaṅkamitvā bhagavantaṁ abhivādetvā ekamantaṁ nisīdi. Ekamantaṁ nisinno kho jīvako komārabhacco bhagavantaṁ etadavoca: “kittāvatā nu kho, bhante, upāsako hotī”ti? “Yato kho, jīvaka, buddhaṁ saraṇaṁ gato hoti, dhammaṁ saraṇaṁ gato hoti, saṅghaṁ saraṇaṁ gato hoti; ettāvatā kho, jīvaka, upāsako hotī”ti.
With Jīvaka
At one time the Buddha was staying near Rājagaha in Jīvaka’s Mango Grove. Then Jīvaka Komārabhacca went up to the Buddha, bowed, sat down to one side, and said to him, “Sir, how is a lay follower defined?” “Jīvaka, when you’ve gone for refuge to the Buddha, the teaching, and the Saṅgha, you’re considered to be a lay follower.”