It is narrated from Hazrat Anas (may Allah be pleased with him) that Hazrat Abu Talha's (may Allah be pleased with him) son—whose name was Abu Umair—used to joke and play with the Prophet (peace and blessings be upon him). One day, the Prophet (peace and blessings be upon him) saw him sad and said, "O Abu Umair! What happened to the Nughair (the little bird that had died)?"