Sahih Muslim 9060
In-book no 1783وَحَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ، حَدَّثَنَا جَرِيرٌ، عَنْ بَيَانٍ، عَنْ قَيْسِ بْنِ أَبِي حَازِمٍ، عَنْ عُقْبَةَ بْنِ عَامِرٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " أَلَمْ تَرَ آيَاتٍ أُنْزِلَتِ اللَّيْلَةَ لَمْ يُرَ مِثْلُهُنَّ قَطُّ { قُلْ أَعُوذُ بِرَبِّ الْفَلَقِ} وَ { قُلْ أَعُوذُ بِرَبِّ النَّاسِ} " .
'Uqba b. 'Amir reported Allah's Messenger (ﷺ) as saying: What wonderful verses have been sent down today. the like of which has never been seen! They are:" Say: I seek refuge with the Lord of the dawn," and" Say: I seek refuge with the Lord of men."