Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
ahmad:25510ʿAlī > Khālid And Hishām > Ibn Sīrīn > ʿĀʾishah

[Machine] The Messenger of Allah ﷺ used to recite in the two rak'ahs of Fajr Surah Al-Kafirun and Surah Al-Ikhlas, and Khalid, meaning Ali, narrated to us from Ibn Sirin from Aisha who said, "The Messenger of Allah ﷺ used to recite them in his prayers."  

أحمد:٢٥٥١٠حَدَّثَنَا عَلِيٌّ عَنْ خَالِدٍ وَهِشَامٍ عَنِ ابْنِ سِيرِينَ عَنْ عَائِشَةَ

أَنَّ رَسُولَ اللهِ ﷺ كَانَ يَقْرَأُ فِي رَكْعَتَيِ الْفَجْرِ بِقُلْ يَا أَيُّهَا الْكَافِرُونَ وَقُلْ هُوَ اللهُ أَحَدٌ وحَدَّثَنَا عَنْ خَالِدٍ يَعْنِي عَلِيًّا عَنِ ابْنِ سِيرِينَ عَنْ عَائِشَةَ قَالَتْ وَكَانَ رَسُولُ اللهِ ﷺ يُسِرُّ بِهِمَا