Narrated Abu Muhayyah:
from Laith, from Nafi, from Ibn 'Umar that the Messenger of Allah (ﷺ) said: "Beware of nakedness! For indeed there are with you, those who do not part from you except at the place of defecation, and when a man goes into his wife. So be shy of them and honor them." (JA)
English reference (JA): Vol. 5, Book 41, Hadith 2800 (JA)
Arabic reference (JA): Book 43, Hadith 3030 (JA)