´It was narrated from Abu Hurairah that the Messenger of Allah said:` "A woman should not be taken as a co-wife to her paternal aunt or her maternal aunt."
Hadith ReferenceSunan an-Nasa'i / The Book of Marriage / Hadith: 3296
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم