Surah Al-Fajr, ayah 25

فَيَوۡمَئِذٖ لَّا يُعَذِّبُ عَذَابَهُۥٓ أَحَدٞ ٢٥

Fayawma'idhil lā yu'addhibu 'adhābahū ahad

So on that Day, none will punish [as severely] as His punishment,