Sahih al-Jami ‘as-Sagir Hadith no. 47
ابْنايَ هذان الحَسَنُ والحُسَيْنُ: سَيِّدا شَبابِ أهْلِ الجَنَّةِ وأبُوهُما خَيْرٌ مِنْهُمَا
According to the words of ‘Ali and Ibn’ Umar, may Allah be pleased with them, that the Messenger of Allah, peace and blessings of Allah be upon him, said:
“These two of my sons– Al-Hasan and Al-Husain are the chiefs of the youths of the people of Paradise, and their father is better than them.”
This hadeeth was narrated by Ibn ‘Asakir (4/256/1). Also in “al-Silsila al-sahiha (796).