the Messenger of Allah ﷺ entered the mosque, and saw them (his companions) in separate groups. He said: How is it that I see you in separate groups? (Using translation from Abū Dāʾūd 4823)
دَخَلَ رَسُولُ اللهِ ﷺ الْمَسْجِدَ وَهُمْ جُلُوسٌ فَقَالَ «مَا لِي أَرَاكُمْ عِزِينَ»