It is narrated from Hazrat Abu Saeed Khudri (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) said: Hasan and Husain (may Allah be pleased with them) are the leaders of the youth of Paradise.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 11777
Hadith Gradingحکم دارالسلام:حديث صحيح ، وهذا إسناد ضعيف لضعف يزيد بن أبى زياد