Sunan An-Nasa'i

It was narrated from 'Uqbah bin 'Amir that:The Prophet [SAW] said: ""There have been revealed to me Verses the like of which has never been seen: 'Say: I seek refuge with (Allah) the Lord of the daybreak...' to the end of the Surah, and 'Say: I seek refuge with (Allah) the Lord of mankind...' to the end of the Surah