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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
tabarani:13502 – Lā Tadaʿūā al-Rakʿatayn al-Latayn Qabl Ṣalāh al-Fajr

[Machine] And I heard him saying, "Do not neglect the two Rak'ahs before the Fajr prayer, for they contain great benefits."  

الطبراني:١٣٥٠٢ – undefined

وَسَمِعْتُهُ يَقُولُ «لَا تَدَعُوا الرَّكْعَتَيْنِ اللَّتَيْنِ قَبْلَ صَلَاةِ الْفَجْرِ فَإِنَّ فِيهِمَا الرَّغَائِبَ»  

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Collected by Suyūṭī
suyuti:24722a –
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السيوطي:٢٤٧٢٢a –

"لا تَدَعُوا الرَّكْعَتَينِ اللتَينِ قَبْلَ صَلاةِ الْفَجْرِ، فَإِنَّ فِيهِمَا الرَّغَائِبَ".  

ابن زنجويه، [طب] الطبرانى في الكبير والمحاملى، والخطيب عن ابن عمر