The Tipiṭaka in Three Languages

Upaṭṭhānasutta

Suttapiṭaka · Saṁyuttanikāya · Sagāthāvaggasaṁyutta · Vol. 15 · Section 763

[763] On one occasion a certain bhikkhu was dwelling among the Kosalans in a certain forest thicket. Now on that occasion that bhikkhu, having gone for his day's abiding (divāvihāra), was sleeping.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 2 other places