I heard the Messenger of Allah ﷺ say, "The best of gatherings are the most spacious ones."
حدثنا القعنبي حدثنا عبد الرحمن بن أبي الموال عن عبد الرحمن بن أبي عمرة الأنصاري
سمعت رسول الله ﷺ يقول خير المجالس أوسعها
No references are available.
With it, and Ahmad narrated it: 18/3. Takhrij: [Its isnad is hasan] Abd bin Humayd reported it, no. 981, from Qanabi, and Hakim graded it sahih according to the criteria of Bukhari, 4/269.