Narrated Abu Huraira: While some Ethiopians were playing in the presence of the Prophet, `Umar came in, picked up a stone and hit them with it. On that the Prophet said, "O `Umar! Allow them (to play)." Ma`mar (the subnarrator) added that they were playing in the Mosque.
Hadith Referenceصحيح البخاري / كتاب الجهاد والسير / 2901
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة