Udāyisutta
Ekaṁ samayaṁ bhagavā sumbhesu viharati setakaṁ nāma sumbhānaṁ nigamo. Atha kho āyasmā udāyī yena bhagavā tenupasaṅkami …pe… ekamantaṁ nisinno kho āyasmā udāyī bhagavantaṁ etadavoca:
With Udāyī
At one time the Buddha was staying in the land of the Sumbhas, near the town of the Sumbhas named Sedaka. Then Venerable Udāyī went up to the Buddha … and said to him: