Word by Word Analysis

فَأَصَابَهُمْ سَيِّـَٔاتُ مَا كَسَبُوا۟ ۚ وَٱلَّذِينَ ظَلَمُوا۟ مِنْ هَـٰٓؤُلَآءِ سَيُصِيبُهُمْ سَيِّـَٔاتُ مَا كَسَبُوا۟ وَمَا هُم بِمُعْجِزِينَ 51

And the evil consequences of what they earned struck them. And those who have wronged of these [people] will be struck [i.e., afflicted] by the evil consequences of what they earned; and they will not cause failure.