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suyuti:430-4b
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السيوطي:٤٣٠-٤b

"عَن ابْن مَسْعُودٍ: كَانَ النَّبِىُّ ﷺ يَنَامُ وَهُوَ سَاجدٌ، فَمَا يُعْرَفُ نَوْمُهُ إِلَّا بنَفْخِه، ثُمَّ يَقُومُ فَيَمْضِى في صَلَاتهِ".  

[ش] ابن أبى شيبة

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Collected by Ṭabarānī
tabarani:9995Muḥammad b. al-Naḍr al-Azdī > Saʿīd b. Sulaymān > Manṣūr b. Abū al-Aswad > al-Aʿmash > Ibrāhīm > ʿAlqamah > ʿAbdullāh

[Machine] The Messenger of Allah ﷺ used to sleep in his prostration, and his sleep was only known by his snoring, then he would stand up in his prayer.  

الطبراني:٩٩٩٥حَدَّثَنَا مُحَمَّدُ بْنُ النَّضْرِ الْأَزْدِيُّ ثنا سَعِيدُ بْنُ سُلَيْمَانَ ثنا مَنْصُورُ بْنُ أَبِي الْأَسْوَدِ حَدَّثَنِي الْأَعْمَشُ عَنْ إِبْرَاهِيمَ عَنْ عَلْقَمَةَ عَنْ عَبْدِ اللهِ قَالَ

«كَانَ رَسُولُ اللهِ ﷺ يَنَامُ فِي سُجُودِهِ وَمَا يُعْرَفُ نَوْمُهُ إِلَّا بِنَفْخِهِ ثُمَّ يَقُومُ فِي صَلَاتِهِ»