Sahih
أَخْبَرَنِي مُحَمَّدُ بْنُ قُدَامَةَ، قَالَ حَدَّثَنَا جَرِيرٌ، عَنْ بَيَانٍ، عَنْ قَيْسٍ، عَنْ عُقْبَةَ بْنِ عَامِرٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " آيَاتٌ أُنْزِلَتْ عَلَىَّ اللَّيْلَةَ لَمْ يُرَ مِثْلُهُنَّ قَطُّ { قُلْ أَعُوذُ بِرَبِّ الْفَلَقِ } وَ { قُلْ أَعُوذُ بِرَبِّ النَّاسِ } " .
It was narrated that Uqbah bin Amr said:The Messenger of Allah (ﷺ) said: 'Some verses were revealed to me tonight, the likes of which have never been seen: "Say: I seek refuge with (Allah), the Lord of the daybreak." [Surat al-Falaq:1] and "Say: I seek refuge with (Allah) the Lord of mankind." [Surat an-Naas:]