Question Summary:
There is a woman who is divorced and she has a daughter. There is a man who is also divorced and he has a son. This woman is going to marry this man soon. Is it permissible for this woman’s daughter to marry the son of the man whom the woman is going to marry in future.

Question Detail:

There is a woman who is divorced and she has a daughter. There is a man who is also divorced and he has a son. This woman is going to marry this man soon. Is it permissible for this woman's daughter to marry the son of the man whom the woman is going to marry in future.

Answer :

In the name of Allah, Most Gracious, Most Merciful

Assalaamu `alaykum waRahmatullahi Wabarakatuh
 
It is permissible for the women’s daughter to marry the son of this man.

(Bahisti Zewar, Zam Zam Publishers, Vol 1, Pg 369)
فلذا جاز التزويج بأم زوجة الابن وبنتها وجاز للابن التزوج بأم زوجة الأب وبنتها
(فتح القدير,مكتبه رشيديه ,ج3,ص120)
(فتاوى محموديه, جامعه فارقيه, ج11, ص 281)


And Allah knows best
Wassalaamu `alaykum
Ml. Luqman Hansrot,
Student Darul Iftaa
Checked and Approved by:
Mufti Ebrahim Desai
Darul Iftaa, Madrassah In'aamiyyah