Allah waits till when one-third of the first part of the night is over; He descends to the lowest heaven and says: It there any supplicator of forgiveness? Is there any penitant? Is there any petitioner (for mercy and favour)? Is there any solicitor? -till it is daybreak.
قَالَ رَسُولُ اللَّهِ ﷺ إِنَّ اللَّهَ يُمْهِلُ حَتَّى إِذَا ذَهَبَ ثُلُثُ اللَّيْلِ الأَوَّلُ نَزَلَ إِلَى السَّمَاءِ الدُّنْيَا فَيَقُولُ هَلْ مِنْ مُسْتَغْفِرٍ هَلْ مِنْ تَائِبٍ هَلْ مِنْ سَائِلٍ هَلْ مِنْ دَاعٍ حَتَّى يَنْفَجِرَ الْفَجْرُ