(39) باب تَحْرِيمِ الْكِبْرِ وَبَيَانِهِ
It is narrated on the authority of 'Abdullah that the Messenger of Allah (ﷺ) observed:
He who has in his heart the weight of a mustard seed of pride shall not enter Paradise.
Reference: Sahih Muslim 91 c
In-book reference: Book 1, Hadith 173
USC-MSA web (English) reference(deprecated numbering scheme): Book 1, Hadith 166