Hadith 27

Bulugh al-Maram

Book 8: Marriage
وَعَنْ أَبِي هُرَيْرَةَ ‏- رضى الله عنه ‏- أَنَّ اَلنَّبِيَّ ‏- صلى الله عليه وسلم ‏-قَالَ : { لَا يُجْمَعُ بَيْنَ اَلْمَرْأَةِ وَعَمَّتِهَا , وَلَا بَيْنَ اَلْمَرْأَةِ وَخَالَتِهَا } مُتَّفَقٌ عَلَيْهِ 1‏ .‏
Abu Hurairah (RA):

Allah's Messenger (ﷺ) said: "A man must not join together (in marriage to him) a woman and her paternal aunt or a woman and her maternal aunt." [Agreed upon].