Answer:
(Fatwa: 766/641=D/1430)
Ask your mother to observe purdah (hijab) from your husband and avoid talking to him. Use every means you can do to stop her, otherwise it is feared that your husband commits any wrong act and you will be haram on your husband forever, the rulings about in-laws are sensitive.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
