The Messenger of Allah ﷺ said, "No one will enter Paradise who has in his heart even a mustard seed's weight of arrogance."
حدثنا يزيد أخبرنا حجاج عن فضيل عن إبراهيم عن علقمة
قال رسول الله ﷺ لا يدخل الجنة من كان في قلبه مثقال حبة من خردل من كبر
Its isnad is sahih, and it is an abridgment of 3947. Hafiz noted in Tahdhib 8:293, in the biography of Fudayl bin Amr, that Tirmidhi narrated this hadith through his route.