Yusuf ibn Sad reported that a man said to Sayyidina Hasan ibn Ali after having pledged allegiance to Mu’awiyah, “You have smeared the faces of the Believers with black.” He replied, “Do not blame me. May Allah have mercy on you. The Prophet had seen members of Banu Umayyah on his pulpit, and he asked about it. So, this verse was revealed:Surely, We have granted you the kawthar (0 Muhammad). (108:1)It is a river in Paradise. And this was also revealed:Surely We have revealed it on the Night of Power. And what will make you realise what the Night of Power is The Night of Power is better than a thousand months. (97:1-3)‘Banu Umayyah will rule after you,’ he was told. Qasim reported that they counted it and indeed, they were one thousand months not a day more, not a day less.