Abu Hurairah (RA) reported Allah's Messenger (ﷺ) as saying: There was a person who walked with pride because of his (fine) mantles and well pleased with his personality. Allah made him sink in the earth and he would go on sinking in that until the Day of Resurrection.
Hadith Referenceصحيح مسلم / كتاب اللباس والزينة / 2088
Narrated Abu Huraira: The Prophet (or 'Abul Qasim) said, "While a man was walking, clad in a two-piece garment and proud of himself with his hair well-combed, suddenly Allah made him sink into the earth and he will go on sinking into it till the Day of Resurrection.
Maulana Dawood Raz
Hadith Commentary: This was a person from Qarun or from the region of Hezan Fars.
Source: Sahih Bukhari: Commentary by Maulana Dawood Raz, Page: 5789