80إِنَّكَ لا تُسمِعُ المَوتىٰ وَلا تُسمِعُ الصُّمَّ الدُّعاءَ إِذا وَلَّوا مُدبِرينَHilali & KhanVerily, you cannot make the dead to hear (i.e. benefit them and similarly the disbelievers), nor can you make the deaf to hear the call, when they flee, turning their backs.