(15) باب تَحْرِيمِ مُنَاجَاةِ الاِثْنَيْنِ دُونَ الثَّالِثِ بِغَيْرِ رِضَاهُ
Ibn Umar reported Allah's Messenger (ﷺ) as saying:
When there are three (persons), two should not converse secretly between themselves to the exclusion of the (third) one. (DE)
Reference (DE): Sahih Muslim 2183 a (DE)
In-book reference (DE): Book 39, Hadith 48 (DE)
USC-MSA web (English) reference(deprecated numbering scheme): Book 26, Hadith 5419 (DE)