Reward and protection in the afterlife

وَأَنَّا لَمَّا سَمِعْنَا ٱلْهُدَىٰٓ ءَامَنَّا بِهِۦ ۖ فَمَن يُؤْمِنۢ بِرَبِّهِۦ فَلَا يَخَافُ بَخْسًا وَلَا رَهَقًا

And when we heard the guidance [i.e., the Qur’ān], we believed in it. And whoever believes in his Lord will not fear deprivation or burden.