Uposathasutta
Evaṁ me sutaṁ— ekaṁ samayaṁ bhagavā sāvatthiyaṁ viharati pubbārāme migāramātupāsāde. Tena kho pana samayena bhagavā tadahuposathe bhikkhusaṅghaparivuto nisinno hoti.
Sabbath
So I have heard. At one time the Buddha was staying near Sāvatthī in the stilt longhouse of Migāra’s mother in the Eastern Monastery. Now, at that time it was the sabbath, and the Buddha was sitting surrounded by the Saṅgha of monks.