In fact, they ˹hastily˺ rejected the Book without comprehending it and before the fulfilment of its warnings. Similarly, those before them were in denial. See then what was the end of the wrongdoers!
Meaning:-
Hastily: speedily, with excessive speed or urgency; hurriedly.
Comprehend: To grasp mentally; understand, to perceive.
Wrongdoer: a person who behaves illegally or dishonestly; an offender.