And indeed those who don’t believe with the Hereafter, We have kept prepared painful punishment for them.
It is told in verses 34: 19-21 that “Lord wiped out the people of Saba’a when they become transgressors after getting the Reminder, indeed in that are signs for every patient and grateful ones. And Satan had already confirmed upon them his assumption, so they followed him except a few believers. And Satan had no authority upon them except We might evident who believes in the Hereafter from who is thereof in doubt, and your Lord is the Guardian upon each and everything”.
Today, the Arabic Quran reading Fujjar by hiding and rejecting Adhikr are hurrying for the Antichrist and Doomsday. And they have become the true disbelievers as explained in verses 4: 150-151 even though they are claiming that they are the Muslims. See explanation 11: 17-19 and 16: 60-61.