It was narrated from Mu'adh bin 'Abdullah bin Khubaib that his father said:
"I was with the Messenger of Allah [SAW] on the road to Makkah when I found myself alone with the Messenger of Allah [SAW]. I drew close to him and he said: 'Say.' I said: 'What should I say?' He said: 'Say.' I said: 'What should I say?' He said: 'Say: I seek refuge with (Allah) the Lord of the daybreak...' until he finished (the Surah), then he said: 'Say: I seek refuge with (Allah) the Lord of mankind...' until he finished it. Then he said: 'The people cannot seek refuge with Allah by means of anything better than these two.'"
‘Uqbah ibn ‘Āmir (may Allah be pleased with him) reported that the Messenger of Allah (may Allah's peace and blessings be upon him) said: "Have you not seen that some verses were revealed (to me) tonight the like of which has never been seen before? They are: {Say: I seek refuge with the Lord of…
" ألم ترَ آيات أنزلت هذه الليلة لم يرَ مثلهن قط ؟ قل أعوذ برب الفلق، وقل أعوذ برب الناس "