Hadith 310
عَنْ عَبْدِ اللَّهِ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ " لاَ يَدْخُلُ الْجَنَّةَ مَنْ كَانَ فِي قَلْبِهِ مِثْقَالُ ذَرَّةٍ مِنْ كِبْرٍ " .
“the Messenger of Allah (ﷺ) observed: He who has in his heart the weight of a mustard seed of pride shall not enter Paradise”
'Abdullah (رضي الله عنه)Sahih Muslim 91cAbout Truthfulness, Trading, Perfect Faith, Pride, Signs of Hypocrite, loving each other