Al-Mu'minun 23:101

فَإِذَا نُفِخَ فِي ٱلصُّورِ فَلَآ أَنسَابَ بَيۡنَهُمۡ يَوۡمَئِذٖ وَلَا يَتَسَآءَلُونَ 101

So when the Horn is blown, no relationship will there be among them that Day, nor will they ask about one another