Musāvādavagga

Vinayapiṭaka · Parivāra · Vol. 8 · Section 296

[296] A bhikkhu arranging to lie down in the same sleeping place (sahaseyyaṃ) with a woman (mātugāma) commits two offenses (āpatti): in the act of lying down, an offense of wrong-doing (dukkaṭa); when he has lain down, an offense of expiation (pācittiya).

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.