Sunan an-Nasa'i 5436
سنن النسائي#5436SahihIt was narrated that 'Uqbah bin 'Amir said:"I was leading the Messenger of Allah [SAW] (on his mount) on a journey, and the Messenger of Allah [SAW] said: 'O 'Uqbah, shall I not teach you the best two Surahs that can be recited?' And he taught me: 'Say: I seek refuge with (Allah) the Lord of the daybreak.' And 'Say: I seek refuge with (Allah) the Lord of mankind...' He thought that I did not seem too overjoyed with them, so when he stopped to pray Subh, he recited them when he led the people in the Subh prayer. When the Messenger of Allah [SAW] finished praying, he turned to me and said: 'O 'Uqbah, what do you think?
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
In-book reference: 50:9