Al-Mukhtasar
فَلَا يَسْتَطِيعُونَ تَوْصِيَةً وَلَآ إِلَىٰٓ أَهْلِهِمْ يَرْجِعُونَ ﴿٥٠﴾
When this blast surprises them they will not be able to make a bequest for one another, and they will not be able to return to their homes and families. Instead, they will die whilst they are in these worldly concerns of theirs.