Sahih Muslim | Book 1 | Hadith Number 167

Narrated by Abdullah b. Mas'ud
It is narrated on the authority of Abdullah b. Mas'ud that Waki told (him) that the Messenger of Allah had observed and Ibn Numair asserted: I heard the Messenger of Allah (may peace be upon him) saying: He who dies associating anything with Allah would enter the Fire (of Hell). 'Abdullah b. Mas'ud said: I say that he who died without associating anything with Allah entered Paradise.