Virtues of the Qur'an's Chapters and Verses, 73
Abu Hurayrah also reported that the Messenger of Allah ﷺ recited in the two rakʿahs before fajr prayer:
Qul yā ayyuhal kāfiroon and Qul huwa Allāhu aḥad. Reference: Sunan an-Nasa'i 945.
عَنْ أَبِي هُرَيْرَةَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَرَأَ فِي رَكْعَتَىِ الْفَجْرِ (قُلْ يَا أَيُّهَا الْكَافِرُونَ) وَ (قُلْ هُوَ اللَّهُ أَحَدٌ).