The Prophet ﷺ ; was asked about the offspring of the pagans. He said, "Allah knows what they would have done (were they to live). (Using translation from Bukhārī 6597)
سُئِلَ رَسُولُ اللهِ ﷺ عَنْ أَوْلَادِ الْمُشْرِكِينَ فَقَالَ «اللهُ أَعْلَمُ بِمَا كَانُوا بِهِ عَامِلِينَ»