Sahih al-Bukhari 1068
Book 17: Prostration During Recital of Qur'an · Narrated by Abu Huraira
Arabic
حَدَّثَنَا مُحَمَّدُ بْنُ يُوسُفَ، حَدَّثَنَا سُفْيَانُ، عَنْ سَعْدِ بْنِ إِبْرَاهِيمَ، عَنْ عَبْدِ الرَّحْمَنِ، عَنْ أَبِي هُرَيْرَةَ ـ رضى الله عنه ـ قَالَ كَانَ النَّبِيُّ صلى الله عليه وسلم يَقْرَأُ فِي الْجُمُعَةِ فِي صَلاَةِ الْفَجْرِ {الم * تَنْزِيلُ} السَّجْدَةَ وَ{هَلْ أَتَى عَلَى الإِنْسَانِ}
English translation
Narrated Abu Huraira:On Fridays the Prophet (ﷺ) used to recite Alif Lam Mim Tanzil-As-Sajda (in the first rak`a) and Hal ata `alal-insani i.e. Surat ad-Dahr (LXXVI) (in the second rak`a), in the Fajr prayer
Reference: Sahih al-Bukhari 1068, Book of Prostration During Recital of Qur'an. English translation by Dr. Muhammad Muhsin Khan.