It was narrated to me by Hajjaj ibn al-Sha'ir, who said: It was narrated to me by Mu'alla ibn Asad, who said: We were narrated to by 'Abd al-'Aziz ibn Mukhtar, who said: We were narrated to by Yahya ibn 'Atiq, who said: We were narrated to by Muhammad ibn Sirin, on the authority of Abu Hurayrah, who said: The Messenger of Allah, peace and blessings be upon him, said: "There is no contagion and no bad omen, and I love a good omen."