Can a mother breast feed her child after having sex and not having a shower?
Answer:
In the Name of Allah, the Most Gracious, the Most Merciful.
Yes, it is permissible for a woman to breastfeed her child in the state of janabah (ritual impurity).
(Ahsanul Fatawa: 2/36)
And Allah knows best.
Mufti Faizal Riza
13/10/2011