Bismillahir rahmanir rahim.
Ibn Abi Naam Radi Allahu Anhu se rivayat hai ki RasoollAllah Sallallahu Alaihi Wa sallam ne farmaya ye dono (Hasan aur Hussain Radi Allahu Anhuma) Duniya mein mere Do Phool hai.
[Sahih Bukhari, 5994]
Narrated Ibn Abi Na’m Radi Allahu Anhu : The Apostle of Allah peace and blessing be upon him said Hasan and Hussain Radi Allahu Anhuma are my two smelling flowers in this world.”
[Sahih Bukhari, Volume 8, Book 73, Number 23]