Ibn 'Abbas narrated that the Messenger of Allah (s.a.w) recited this Ayah:Have the Taqwa of Allah as His due, and do not die except as Muslims. And the Messenger of Allah (s.a.w) said: "If only a drop of Az-Zaqqum were to drip into the abode of the world, it would spoil the peoples' livelihood, so how about the person for whom it is his food?

English translation · Jami' at-Tirmidhi