It was narrated that Abu Hurairah said:
"The Messenger of Allah said: 'Whoever seeks knowledge in order to argue with the foolish, or to show off before the scholars, or to attract people's attention, Allah will admit him to Hell.'" (ID)
English reference (ID): Vol. 1, Book 1, Hadith 260 (ID)
Arabic reference (ID): Book 1, Hadith 271 (ID)