Narrated from Sayyiduna Bara' bin 'Azib (may Allah be pleased with him) that the Messenger of Allah (peace and blessings of Allah be upon him) said: "Showing off is a very bad act."
Hadith Referenceالادب المفرد / كتاب الرفق / 477
Hadith Gradingالألبانی:حسن
Hadith Takhrij«حسن : أخرجه أحمد : 1835 و أبويعلي : 1687 - انظر الصحيحة : 1493»
Explanation & Benefits
Shaykh Maulana Usman Muneeb
Benefits and Issues: To boast about one's own greatness, to consider others insignificant, and to try to appear superior in front of people are extremely bad traits that create arrogance in a person.
Source: Fadlullah al-Ahad: Urdu Commentary on al-Adab al-Mufrad, Page: 477