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.
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
ibnmajah:1038 – Bishr b. Hilāl al-Ṣawwāf > Yazīd b. Zurayʿ > Ḥusayn al-Muʿallim > ʿAmr b. Shuʿayb from his father from his grandfather

“I saw the Messenger of Allah ﷺ performing prayer both barefoot, and while wearing sandals.”  

ابن ماجة:١٠٣٨ – حَدَّثَنَا بِشْرُ بْنُ هِلاَلٍ الصَّوَّافُ حَدَّثَنَا يَزِيدُ بْنُ زُرَيْعٍ عَنْ حُسَيْنٍ الْمُعَلِّمِ عَنْ عَمْرِو بْنِ شُعَيْبٍ عَنْ أَبِيهِ عَنْ جَدِّهِ قَالَ

رَأَيْتُ رَسُولَ اللَّهِ ﷺ يُصَلِّي حَافِيًا وَمُنْتَعِلاً  

See similar narrations below:

Collected by Abū Dāwūd
abudawud:653 – Muslim b. Ibrāhīm > ʿAlī b. al-Mubārak > Ḥusayn al-Muʿallim > ʿAmr b. Shuʿayb from his father from his grandfather

I saw the Messenger of Allah ﷺ praying both barefooted and wearing sandals.  

أبو داود:٦٥٣ – حَدَّثَنَا مُسْلِمُ بْنُ إِبْرَاهِيمَ حَدَّثَنَا عَلِيُّ بْنُ الْمُبَارَكِ عَنْ حُسَيْنٍ الْمُعَلِّمِ عَنْ عَمْرِو بْنِ شُعَيْبٍ عَنْ أَبِيهِ عَنْ جَدِّهِ قَالَ

رَأَيْتُ رَسُولَ اللَّهِ ﷺ يُصَلِّي حَافِيًا وَمُنْتَعِلاً