Mishkat al-Masabih #3037
Marriage
‘Ali said, “Messenger of God, would you like the daughter of your paternal uncle Hamza, for she is the most beautiful girl in Quraish?” He replied, “Do you not know that Hamza is my foster-brother, and that God has prohibited by reason of fosterage what He has prohibited by reason of genealogy?”
Muslim transmitted it.
About Mishkat al-Masabih
This hadith is #3037 from Mishkat al-Masabih, in the Book of Marriage. Mishkat al-Masabih contains 4,428 hadiths across 25 books.