The Messenger of Allah ﷺ took the hands of Hasan and Husayn and said, "Whoever loves me and loves these two, along with their father and mother, will be with me in my rank on the Day of Resurrection."
حدثنا نصر بن علي الجهضمي حدثنا علي بن جعفر بن محمد بن علي أخبرني أخي موسى بن جعفر بن محمد عن أبيه جعفر بن محمد عن أبيه محمد بن علي عن أبيه علي بن الحسين عن أبيه عن جده
أن رسول الله ﷺ أخذ بيد حسن وحسين فقال من أحبني وأحب هذين وأباهما وأمهما كان معي في درجتي يوم القيامة
Sourcing, its chain of transmission is daif. Abdullah bin Ahmad also related it in the additions to the Musnad, 1/77, from Nasr bin Ali with the same chain. Ali bin Jafar is obscure, no one deemed him trustworthy except Tirmidhi, and al-Mutawakkil, the Abbasid caliph, wanted to have him struck with a whip (History of Khatib, 13/289).