﴿ فَعَمِيَتْ عَلَيْهِمُ ٱلْأَنۢبَآءُ يَوْمَئِذٍۢ فَهُمْ لَا يَتَسَآءَلُونَ ﴾

“but all arguments and excuses will by then have been erased from their minds, and they will not [be able to] obtain any [helpful] answer from one another.”

The tidings the news of deliverance contained in the response will be obscured to them on that day in other words they will not find any statement that might contain hope of deliverance for them; so they will not question one other about this and will fall silent.