Sunan Ibn Majah 118
سنن ابن ماجه#118SahihIt was narrated that Ibn 'Umar said:"The Messenger of Allah said: 'Hasan and Husain will be the leaders of the youth of Paradise, and their father is better than them
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Zubair Ali ZaiHasan