Musannaf Ibn Abi Shayba 37:439

Al-Fadl ibn Dukayn narrated to us, from Sufyan, from Imran ibn Muslim, from Yazid ibn Amr, from Salman al-Farisi, who said: "Indeed, among the signs of the approach of the Hour is that buildings will appear upon the face of the earth, that ties of kinship will be severed, and that the neighbor will harm his neighbor."