Sahih Bukhari
Good Manners and Form (Al-Adab)
Volume: 008 / Book Number: 073 / Hadith Number: 93
Narrated 'Aisha:
The Prophet said, "I do not think that so-and-so and so-and-so know anything of our religion." (And Al-Laith said, "These two persons were among the hypocrites.")