101:10
وَ مَآ أَدْرَىٰ كَ مَا هِيَهْ
And what can make you know what that is?
101:3
وَ مَآ أَدْرَىٰ كَ مَا ٱلْ قَارِعَةُ
And what can make you know what is the Striking Calamity?
104:5
وَ مَآ أَدْرَىٰ كَ مَا ٱلْ حُطَمَةُ
And what can make you know what is the Crusher?
10:16
قُل لَّوْ شَآءَ ٱللَّهُ مَا تَلَوْ تُ هُۥ عَلَيْ كُمْ وَ لَآ أَدْرَىٰ كُم بِ هِۦ فَ قَدْ لَبِثْ تُ فِي كُمْ عُمُرًا مِّن قَبْلِ هِۦٓ أَ فَ لَا تَعْقِلُ ونَ
Say, "If Allah had willed, I would not have recited it to you, nor would He have made it known to you, for I had remained among you a lifetime before it. Then will you not reason?"
33:63
يَسْـَٔلُ كَ ٱل نَّاسُ عَنِ ٱل سَّاعَةِ قُلْ إِنَّ مَا عِلْمُ هَا عِندَ ٱللَّهِ وَ مَا يُدْرِي كَ لَعَلَّ ٱل سَّاعَةَ تَكُونُ قَرِيبًا
People ask you concerning the Hour. Say," Knowledge of it is only with Allah. And what may make you perceive? Perhaps the Hour is near."
42:17
ٱللَّهُ ٱلَّذِىٓ أَنزَلَ ٱلْ كِتَٰبَ بِ ٱلْ حَقِّ وَ ٱلْ مِيزَانَ وَ مَا يُدْرِي كَ لَعَلَّ ٱل سَّاعَةَ قَرِيبٌ
It is Allah who has sent down the Book in truth and [also] the balance. And what will make you perceive? Perhaps the Hour is near.
69:3
وَ مَآ أَدْرَىٰ كَ مَا ٱلْ حَآقَّةُ
And what can make you know what is the Inevitable Reality?
74:27
وَ مَآ أَدْرَىٰ كَ مَا سَقَرُ
And what can make you know what is Saqar?
77:14
وَ مَآ أَدْرَىٰ كَ مَا يَوْمُ ٱلْ فَصْلِ
And what can make you know what is the Day of Judgement?
80:3
وَ مَا يُدْرِي كَ لَعَلَّ هُۥ يَزَّكَّىٰٓ
But what would make you perceive, [O Muhammad], that perhaps he might be purified
82:17
وَ مَآ أَدْرَىٰ كَ مَا يَوْمُ ٱل دِّينِ
And what can make you know what is the Day of Recompense?
82:18
ثُمَّ مَآ أَدْرَىٰ كَ مَا يَوْمُ ٱل دِّينِ
Then, what can make you know what is the Day of Recompense?
83:19
وَ مَآ أَدْرَىٰ كَ مَا عِلِّيُّونَ
And what can make you know what is 'illiyyun?
83:8
وَ مَآ أَدْرَىٰ كَ مَا سِجِّينٌ
And what can make you know what is sijjeen?
86:2
وَ مَآ أَدْرَىٰ كَ مَا ٱل طَّارِقُ
And what can make you know what is the night comer?
90:12
وَ مَآ أَدْرَىٰ كَ مَا ٱلْ عَقَبَةُ
And what can make you know what is [breaking through] the difficult pass?
97:2
وَ مَآ أَدْرَىٰ كَ مَا لَيْلَةُ ٱلْ قَدْرِ
And what can make you know what is the Night of Decree?