[The people ask you about the Hour. Say: Its knowledge is only with Allah] means: no one knows when it will come except Allah. [And what will make you perceive? Perhaps the Hour is near] means: that it is near.
﴿يَسْأَلُكَ النَّاسُ عَنِ السَّاعَةِ قُلْ إِنَّمَا علمهَا عِنْد الله﴾ أَيْ: لَا يَعْلَمُ مَتَى مَجِيئُهَا إِلَّا اللَّهُ ﴿وَمَا يُدْرِيكَ لَعَلَّ السَّاعَة تكون قَرِيبا﴾ أَي: أَنَّهَا قريب
