‘Uqba b. al-Harith said he married a daughter of Ihab b. 'Aziz and a woman came and said she had suckled 'Uqba and the woman whom he had married, to which he replied, “I am not aware that you suckled me, and you did not inform me.” So he sent to the family of Abu Ihab and asked them, and when they told him that they did not know whether she had suckled their daughter he rode to the Prophet (ﷺ) in Medina and asked him. God’s Messenger said, “How can you hesitate when you have been told?” ‘Uqba therefore separated from her and she married another husband.
Bukhari transmitted it.
Abu Huraira reported God's Messenger as saying, “A man may not marry a woman and her paternal aunt, or a woman and her maternal aunt.”
(Bukhari and Muslim.)
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