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

ذِكْرُ الْبَيَانِ بِأَنَّ هَذَا الْأَمْرَ إِنَّمَا أَمْرُ الْمُصَلِّي دُونَ مَنْ لَمْ يَكُنْ فِي الصَّلَاةِ

ibnhibban:2359 – Abū ʿArūbah > Muḥammad b. Wahbb. Abū Karīmah > Muḥammad b. Salamah > Abū ʿAbd al-Raḥīm > Zayd b. Abū Unaysah > al-ʿAlāʾ b. ʿAbd al-Raḥman from his father > Abū Hurayrah

[Machine] I heard the Prophet ﷺ saying, "Indeed, yawning during prayer is from Shaytan, so if any of you experiences that, then he should suppress it."  

ابن حبّان:٢٣٥٩ – أَخْبَرَنَا أَبُو عَرُوبَةَ قَالَ حَدَّثَنَا مُحَمَّدُ بْنُ وَهْبِ بْنِ أَبِي كَرِيمَةَ قَالَ حَدَّثَنَا مُحَمَّدُ بْنُ سَلَمَةَ عَنْ أَبِي عَبْدِ الرَّحِيمِ عَنْ زَيْدِ بْنِ أَبِي أُنَيْسَةَ عَنِ الْعَلَاءِ بْنِ عَبْدِ الرَّحْمَنِ عَنْ أَبِيهِ عَنْ أَبِي هُرَيْرَةَ قَالَ

سَمِعْتُ النَّبِيَّ ﷺ يَقُولُ «إِنَّ التَّثَاؤُبَ فِي الصَّلَاةِ مِنَ الشَّيْطَانِ فَإِذَا وَجَدَ أَحَدُكُمْ ذَلِكَ فَلْيَكْظِمْ»