"Messenger of Allah used to mingle with us such that he said to my younger brother: 'O Abu Umair! What did the Nughair do?'" He (Anas) said: "A Bisat of ours would be sprinkled (with water) to perform Salat on."  

سَمِعْتُ أَنَسَ بْنَ مَالِكٍ يَقُولُ كَانَ رَسُولُ اللَّهِ ﷺ يُخَالِطُنَا حَتَّى إِنْ كَانَ يَقُولُ لأَخٍ لِي صَغِيرٍ يَا أَبَا عُمَيْرٍ مَا فَعَلَ النُّغَيْرُ قَالَ وَنُضِحَ بِسَاطٌ لَنَا فَصَلَّى عَلَيْهِ قَالَ وَفِي الْبَابِ عَنِ ابْنِ عَبَّاسٍ