(5) باب مَنْ جَرَّ ثَوْبَهُ مِنَ الْخُيَلاَءِ
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.
Reference: Sahih al-Bukhari 5789
In-book reference: Book 77, Hadith 7
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 7, Book 72, Hadith 680