Al-Mu'minun 23:101

فَإِذَا نُفِخَ فِى ٱلصُّورِ فَلَآ أَنسَابَ بَيْنَهُمْ يَوْمَئِذٍ وَلَا يَتَسَآءَلُونَ

Fa-idhā nufikha fī l-ṣūri falā ansāba baynahum yawma-idhin walā yatasāalūna

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