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.
tabarani:12807Mūsá b. Hārūn > Dāwud b. ʿAmr al-Ḍabbī

[Machine] The Messenger of Allah ﷺ performed eight units of prayer altogether and seven units of prayer altogether without being sick or having any excuse  

الطبراني:١٢٨٠٧حَدَّثَنَا مُوسَى بْنُ هَارُونَ ثنا دَاوُدُ بْنُ عَمْرٍو الضَّبِّيُّ ثنا مُحَمَّدُ بْنُ مُسْلِمٍ الطَّائِفِيُّ عَنْ عَمْرِو بْنِ دِينَارٍ عَنْ جَابِرِ بْنِ زَيْدٍ عَنِ ابْنِ عَبَّاسٍ قَالَ

«صَلَّى رَسُولُ اللهِ ﷺ ثَمَانِ رَكَعَاتٍ جَمِيعًا وَسَبْعَ رَكَعَاتٍ جَمِيعًا مِنْ غَيْرِ مَرَضٍ وَلَا عِلَّةٍ»