Marrying one's foster sister

Q: My father's sister suckled me once. Now I want to marry her daughter. I share milk with her elder brother. Her daughter is two years younger then me. Can I marry to her. We are madly in love with each other.

A: No.

And Allah Ta'ala (الله تعالى) knows best.

 

Answered by:

Mufti Ebrahim Salejee (Isipingo Beach)