! يا صاحب الزمان

Sayyidina ‘Ali (radhiAllahu ‘anhu) narrates that RasoolAllah (sallAllahu ‘aleyhi wa sallam) said:

Even if only a day remains for Qiyamah to come, yet Allah will surely send a man from my family who will fill this world with such justice and fairness, just as it initially was filled with oppression.