Sunan Ibn Majah 1930
سنن ابن ماجه#1930SahihIt 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).”
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih Lighairihi
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiSahih
In-book reference: 9:86