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.
bayhaqi:19815Abū Ṭāhir al-Faqīh > Abū Bakr Muḥammad b. al-Ḥusayn al-Qaṭṭān > Aḥmad b. Yūsuf al-Sulamī > Muḥammad b. Yūsuf > Sufyān > Mūsá b. ʿUqbah > Sālim > Ibn ʿUmar

[Machine] The Prophet ﷺ had a right hand that he would swear by, saying "By the Lord who turns the hearts."  

البيهقي:١٩٨١٥أَخْبَرَنَا أَبُو طَاهِرٍ الْفَقِيهُ أنبأ أَبُو بَكْرٍ مُحَمَّدُ بْنُ الْحُسَيْنِ الْقَطَّانُ ثنا أَحْمَدُ بْنُ يُوسُفَ السُّلَمِيُّ ثنا مُحَمَّدُ بْنُ يُوسُفَ ثنا سُفْيَانُ عَنْ مُوسَى بْنِ عُقْبَةَ عَنْ سَالِمٍ عَنِ ابْنِ عُمَرَ ؓ قَالَ

كَانَ لِلنَّبِيِّ ﷺ يَمِينٌ يَحْلِفُ بِهَا لَا وَمُقَلِّبِ الْقُلُوبِ  

رَوَاهُ الْبُخَارِيُّ فِي الصَّحِيحِ عَنْ مُحَمَّدِ بْنِ يُوسُفَ