Yahya related to me from Malik from Abu'z-Zinad from al-Araj fromAbu Hurayra that the Messenger of Allah, may Allah bless him and granthim peace, said "One cannot be married to a woman and her paternalaunt, or a woman and her maternal aunt at the same time."
USC-MSA web (English) reference: Book 28, Hadith 20
Arabic reference: Book 28, Hadith 1114