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Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
ahmad:9790 – Ismāʿīl b. ʿUmar > Ibn Abū Dhiʾb > al-Maqburī > Abū Hurayrah

that the Messenger of Allah ﷺ said: "Al-Hamdulillah is Umm Al-Qur'an and Umm Al-Kitab and the seven oft-repeated." (Using translation from Tirmidhī 3124)  

أحمد:٩٧٩٠ – حَدَّثَنَا إِسْمَاعِيلُ بْنُ عُمَرَ قَالَ حَدَّثَنَا ابْنُ أَبِي ذِئْبٍ عَنِ الْمَقْبُرِيِّ عَنْ أَبِي هُرَيْرَةَ

عَنْ رَسُولِ اللهِ ﷺ قَالَ الْحَمْدُ لِلَّهِ أُمُّ الْقُرْآنِ وَأُمُّ الْكِتَابِ وَالسَّبْعُ الْمَثَانِي  

See similar narrations below:

Collected by Abū Dāwūd, Suyūṭī
abudawud:1457 – Aḥmad b. Abū Shuʿayb al-Ḥarrānī > ʿĪsá b. Yūnus > Ibn Abū Dhiʾb > al-Maqburī > Abū Hurayrah

All praise be to Allah, the Lord of the Universe" (1) is the epitome or basis of the Qur'an, the epitome or basis of the Book, and the seven oft-repeated verses.  

أبو داود:١٤٥٧ – حَدَّثَنَا أَحْمَدُ بْنُ أَبِي شُعَيْبٍ الْحَرَّانِيُّ حَدَّثَنَا عِيسَى بْنُ يُونُسَ حَدَّثَنَا ابْنُ أَبِي ذِئْبٍ عَنِ الْمَقْبُرِيِّ عَنْ أَبِي هُرَيْرَةَ قَالَ

قَالَ رَسُولُ اللَّهِ ﷺ { الْحَمْدُ لِلَّهِ رَبِّ الْعَالَمِينَ } أُمُّ الْقُرْآنِ وَأُمُّ الْكِتَابِ وَالسَّبْعُ الْمَثَانِي