Musnad Ahmad 26:78

Abu Mu'awiyah narrated to us, Al-A'mash narrated to us, from Shaqiq, from Abdullah, who said: The Messenger of Allah (peace and blessings of Allah be upon him) said a word, and I said another. The Messenger of Allah (peace and blessings of Allah be upon him) said: "Whoever dies not associating anything with Allah, enters Paradise." He said: And I said: Whoever dies associating something with Allah, enters the Fire.