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.
nasai-kubra:1354Muḥammad b. al-Muthanná > Yaḥyá b. Ḥammād > Abū ʿAwānah > al-Aʿmash > ʿUmārah > Yaḥyá b. al-Jazzār > ʿĀʾishah

[Machine] That the Prophet ﷺ used to perform voluntary prayers of nine units, but when he grew older and weaker, he would perform the voluntary prayers of seven units.  

الكبرى للنسائي:١٣٥٤أَخْبَرَنَا مُحَمَّدُ بْنُ الْمُثَنَّى قَالَ حَدَّثَنَا يَحْيَى بْنُ حَمَّادٍ قَالَ حَدَّثَنَا أَبُو عَوَانَةَ عَنِ الْأَعْمَشِ عَنْ عُمَارَةَ عَنْ يَحْيَى بْنِ الْجَزَّارِ عَنْ عَائِشَةَ

أَنَّ النَّبِيَّ ﷺ كَانَ «يُوتِرُ بِتِسْعٍ فَلَمَّا أَسَنَّ وَثَقُلَ أَوْتَرَ بِسَبْعٍ»  


See similar narrations below:

Collected by Aḥmad, Ṭabarānī
ahmad:24042Muḥammad b. Fuḍayl > al-Aʿmash > ʿUmārah b. ʿUmayr > Yaḥyá b. al-Jazzār > ʿĀʾishah

[Machine] The Messenger of Allah ﷺ used to perform voluntary prayers called "Tahajjud" with nine rak'ahs. However, as he grew older and found it burdensome, he shortened it to seven rak'ahs.  

أحمد:٢٤٠٤٢حَدَّثَنَا مُحَمَّدُ بْنُ فُضَيْلٍ عَنِ الْأَعْمَشِ عَنْ عُمَارَةَ بْنِ عُمَيْرٍ عَنْ يَحْيَى بْنِ الجَزَّارِ عَنْ عَائِشَةَ قَالَتْ

كَانَ رَسُولُ اللهِ ﷺ يُوتِرُ بِتِسْعٍ فَلَمَّا أَسَنَّ وثَقُلَ أَوْتَرَ بِسَبْعٍ  

tabarani:8066Muḥammad b. ʿAbdullāh al-Ḥaḍramī > ʿUqbah b. Mukram > Yūnus b. Bukayr > Abū Qabīṣah > Abū Ghālib > Abū Umāmah

[Machine] The translation of the passage from Arabic to English is: "The Messenger of Allah ﷺ used to perform the Witr prayer with nine units, but when it became difficult for him, he would perform Witr with seven units."  

الطبراني:٨٠٦٦حَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ اللهِ الْحَضْرَمِيُّ ثنا عُقْبَةُ بْنُ مُكْرَمٍ ثنا يُونُسُ بْنُ بُكَيْرٍ ثنا أَبُو قَبِيصَةَ عَنْ أَبِي غَالِبٍ عَنْ أَبِي أُمَامَةَ قَالَ

«كَانَ رَسُولُ اللهِ ﷺ يُوتِرُ بِتِسْعٍ فَلَمَّا ثَقُلَ أَوْتَرَ بِسَبْعٍ»