(73) باب كَيْفَ يُدْعَى لِلرَّجُلِ إِذَا تَزَوَّجَ .
It was narrated that Al-Hasan said:
"Aqil bin Abi Talib married a woman from Banu Jusham, and it was said to him: 'May you live in harmony and have many sons.' He said: 'Say what the Messenger of Allah said: Barak Allahu fikum, wa baraka lakum. (May Allah bless you and bestow blessings upon you.)'"
Reference: Sunan an-Nasa'i 3371
In-book reference: Book 26, Hadith 176
English translation: Vol. 4, Book 26, Hadith 3373