(8) باب تَحْرِيمِ الْخَلْوَةِ بِالأَجْنَبِيَّةِ وَالدُّخُولِ عَلَيْهَا
Jabir reported Allah's Messenger (ﷺ) as saying:
Behold, no person should spend the night with a married woman, but only in case he is married to her or he is her Mahram. (RU)
Reference (RU): Sahih Muslim 2171 (RU)
In-book reference (RU): Book 39, Hadith 27 (RU)
USC-MSA web (English) reference(deprecated numbering scheme): Book 26, Hadith 5399 (RU)