13يَومَ هُم عَلَى النّارِ يُفتَنونَMuhammad Asad[It will be] a Day when they will be sorely tried by the fire,1This "trial (fitnah) by the fire" is in tune with several Qur'anic allusions to the effect that the otherworldly suffering described as "hell" is not to be eternal: see in this connection note 114 on 6:128, note 10 on 40:12 and note 53 on 43:74