Answer:
(Fatwa: 1684/1201/L=1432)
In the state of pregnancy or after the birth of second child, there is no harm to breastfeed the first child up to the age of two years as per the Shariah. We do not know whether it is harmful medically or not.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
