It was narrated that Abu Sa'eed Al-Khudri said:
"I heard the Messenger of Allah forbid two types of marriage: For a man to be married to a woman and her paternal aunt (at the same time), and to a woman and her maternal aunt( at the same time)."
English reference: Vol. 3, Book 9, Hadith 1930
Arabic reference: Book 9, Hadith 2005