(4) باب تَحْرِيمِ الْغَدْرِ
It is narrated on the authority of Abu Sa'id that the Messenger of Allah (ﷺ) said:
On the Day of Judgment there will be a flag fixed behind the buttocks of every person guilty of the breach of faith. (ID)
Reference (ID): Sahih Muslim 1738 a (ID)
In-book reference (ID): Book 32, Hadith 18 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Book 19, Hadith 4309 (ID)