This hadith has been narrated on the authority of Suhail who narrated it on the authority of his father with the chain of transmitters of MaIik, but with this variation of wording:, (Those would not be granted pardon) who bycott each other."
Hadith ReferenceSahih Muslim / The Book of Virtue, Enjoining Good Manners, and Joining of the Ties of Kinship / Hadith: 2565