What Happens to the Children of the Polytheists?
From Abū Mālik, who said, “The Prophet ﷺ was asked about the children of the polytheists, so he said, ‘They are the servants of the People of Paradise.’”
Aṣ-Ṣaḥīḥah, no. 1468.
The Albaani Site
Translation from the Works of the Reviver of this Century