(22) باب إِثْمِ الْغَادِرِ لِلْبَرِّ وَالْفَاجِرِ
Narrated Ibn `Umar:
The Prophet (ﷺ) said, "Every betrayer will have a flag which will be fixed on the Day of Resurrection, and the flag's prominence will be made in order to show the betrayal he committed."
Reference: Sahih al-Bukhari 3188
In-book reference: Book 58, Hadith 29
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 4, Book 53, Hadith 411