No Intersession for Family
It is not for the Prophet or the believers to seek forgiveness for the polytheists, even if they are close relatives, after it has become clear that they are destined for Hell.
9:113It is not for the Prophet, and those who believe, to pray for the forgiveness of idolaters even though they may be near of kin (to them) after it hath become clear that they are people of hell-fire.