Sunan Ibn Majah 4085
سنن ابن ماجه#4085Hasanحَدَّثَنَا عُثْمَانُ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا أَبُو دَاوُدَ الْحَفَرِيُّ، حَدَّثَنَا يَاسِينُ، عَنْ إِبْرَاهِيمَ بْنِ مُحَمَّدِ ابْنِ الْحَنَفِيَّةِ، عَنْ أَبِيهِ، عَنْ عَلِيٍّ، قَالَ قَالَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ " الْمَهْدِيُّ مِنَّا أَهْلَ الْبَيْتِ يُصْلِحُهُ اللَّهُ فِي لَيْلَةٍ " .
It was narrated from 'Ali that the Messenger of Allah (ﷺ) said:"Mahdi is one of us, the people of the Household. Allah will rectify him in a single night
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Al-AlbaniHasan
Muhammad Fouad Abd al-BaqiHasan
Zubair Ali ZaiIsnaad Hasan
In-book reference: 36:160