Selection by Kami Ahmed Puri 

Hazrat Ali رضی اللہ عنہ   has narrated that when Hazrat Hassan رضی اللہ عنہ was born to Hazrat Fatima رضی اللہ عنہ then Prophet Muhammad  صلی اللہ علیہ وسلم  came and said show me my son, what have you named him?

I replied respectfully I have named him Herb. The respected prophet صلی اللہ علیہ وسلم said no his name is Hassan.

Then when Hussain رضی اللہ عنہ was born then Prophet صلی اللہ علیہ وسلم came and asked show me my son and what have you named him I replied respectfully I have named him Herb. The respected prophet صلی اللہ علیہ وسلم said no his name is Hussain.

Then when third son was born then Prophet صلی اللہ علیہ وسلم came and asked show me my son and what have you named him I replied respectfully I have named him Herb. The respected prophet صلی اللہ علیہ وسلم said no his name is Muhsin. Then HE صلی اللہ علیہ وسلم said I have named them after the names of sons of Prophet Haroon (علیہ الصلوۃ و السلام) Shabr, Shabeer and Mubashar . (Ahmed hakim, Ibne Huban) Imam Hakim says this Hadith is valued to be correct