Sunan Abi Dawud

Narrated Uqbah ibn Amir: White I was travelling with the Messenger of Allah (ﷺ) between al-Juhfah and al-Abwa', a wind and intense darkness enveloped us, whereupon the Messenger of Allah (ﷺ) began to seek refuge in Allah, reciting: ""I seek refuge in the Lord of the dawn,"" and ""I seek refuge in the Lord of men."" He then said: Uqbah, use them when seeking refuge in Allah, for no one can use anything to compare with them for the purpose. Uqbah added: I heard him reciting them when he led the people in prayer