The Messenger of Allah ﷺ said, "There is no sin more deserving that Allah Almighty hasten its punishment in this world, along with what He stores up for its doer in the Hereafter, than transgression and severing ties of kinship."
قال رسول الله ﷺ: ما من ذنب أجدر أن يعجل الله تعالى لصاحبه العقوبة في الدنيا مع ما يدخر له في الآخرة: مثل البغي وقطيعة الرحم.
Abu Dawud (4902), Tirmidhi (2511), Ibn Majah (4211), and Ahmad (20398) all reported it, and Hakim graded it sahih (4/162-163), all of them through the route of Ismail bin Ibrahim, who said, Uyayna bin Abdul-Rahman bin Jawshan Ghatafani told us, my father told me, from Abu Bakra, and he related it.Its chain is hasan because of Uyayna bin Abdul-Rahman, for his hadith is hasan. Tirmidhi said, "This is a hasan sahih hadith."