﴿ أَحَسِبَ ٱلنَّاسُ أَن يُتْرَكُوٓا۟ أَن يَقُولُوٓا۟ ءَامَنَّا وَهُمْ لَا يُفْتَنُونَ ﴾

“DO MEN THINK that on their [mere] saying, “We have attained to faith”, they will be left to themselves, and will not be put to a test?”

Please check ayah 29:4 for complete tafsir.