I heard ʿUmar saying, "Messenger of Allah ﷺ said to me, 'Allah forbids you to swear by your fathers." ʿUmar said, "By Allah! Since I heard that from the Prophet ﷺ , I have not taken such an oath, neither intentionally, nor by reporting the oath of someone else."  

لِي رَسُولُ اللَّهِ ﷺ إِنَّ اللَّهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللَّهِ مَا حَلَفْتُ بِهَا مُنْذُ سَمِعْتُ النَّبِيَّ ﷺ ذَاكِرًا وَلاَ آثِرًا قَالَ مُجَاهِدٌ {أَوْ أَثَرَةٍ مِنْ عِلْمٍ} يَأْثُرُ عِلْمًا  

Allah, the Great and Majestic, forbids you to swear by your fathers. Umar said: By Allah. I have never sworn (by my father) since I heard Messenger of Allah ﷺ forbidding it mentioning them" on my behalf" nor on behalf of someone else.  

قَالَ رَسُولُ اللَّهِ ﷺ إِنَّ اللَّهَ ﷻ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللَّهِ مَا حَلَفْتُ بِهَا مُنْذُ سَمِعْتُ رَسُولَ اللَّهِ ﷺ نَهَى عَنْهَا ذَاكِرًا وَلاَ آثِرًا  

"By my father and by my mother." He said: "Allah forbids you to swear by your forefathers." 'Umar said: "By Allah, I never swore by them again, whether saying it for myself or reporting it of others."  

أَنَّهُ سَمِعَ النَّبِيُّ ﷺ عُمَرَ مَرَّةً وَهُوَ يَقُولُ وَأَبِي وَأَبِي فَقَالَ إِنَّ اللَّهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ فَوَاللَّهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلاَ آثِرًا  

"Allah forbids you to swear by your forefathers." 'Umar said: "By Allah, I never swore by them again, whether saying it for myself or reporting of others."  

أَنَّ النَّبِيَّ ﷺ قَالَ إِنَّ اللَّهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللَّهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلاَ آثِرًا  

"The Messenger of Allah said: 'Allah forbids you to swear by your forefathers.'" 'Umar said: "By Allah, I never swore by them again, whether saying it for myself or reporting it of others."  

أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ إِنَّ اللَّهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللَّهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلاَ آثِرًا  

the Messenger of Allah ﷺ heard him swearing by his father. The Messenger of Allah ﷺ said: 'Allah forbids you from making oaths by your forefathers." 'Umar said: I never took an oath by them (i.e., my forefathers) myself nor narrating such words from anyone else.”  

أَنَّ رَسُولَ اللَّهِ ﷺ سَمِعَهُ يَحْلِفُ بِأَبِيهِ فَقَالَ رَسُولُ اللَّهِ ﷺ إِنَّ اللَّهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَمَا حَلَفْتُ بِهَا ذَاكِرًا وَلاَ آثِرًا  

The Messenger of Allah ﷺ heard me swearing an oath by my father and said: “Allah forbids you to swear by your fathers.” ‘Umar said: By Allah, I never swore by my father after that, whether saying it myself or narrating what someone else had said.  

سَمِعَنِي رَسُولُ اللهِ ﷺ وَأَنَا أَحْلِفُ بِأَبِي فَقَالَ إِنَّ اللهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلا آثِرًا  

The Messenger of Allah ﷺ heard me swearing an oath by my father and said: “Allah forbids you to swear by your fathers.” ‘Umar said: By Allah, I never swore by my father after that, whether saying it myself or narrating what someone else had said. (Using translation from Aḥmad 241)   

أَنَّ رَسُولَ اللهِ ﷺ سَمِعَ عُمَرَ وَهُوَيَقُولُ وَأَبِي وَأَبِي فَقَالَ إِنَّ اللهَ ﷻ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللهِ فَوَاللهِ مَا حَلَفْتُ بِهَا ذَاكِرًا وَلَا آثِرًا  

The Messenger of Allah ﷺ heard me swearing an oath by my father and said: “Allah forbids you to swear by your fathers.” ‘Umar said: By Allah, I never swore by my father after that, whether saying it myself or narrating what someone else had said. (Using translation from Aḥmad 241)   

سَمِعَ النَّبِيَّ ﷺ عُمَرَ وَهُوَ يَقُولُ وَأَبِي وَأَبِي فَقَالَ «إِنَّ اللهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ» قَالَ عُمَرُ فَوَاللهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلَا آثِرًا  

"Allah forbids you to swear by your forefathers." 'Umar said: "By Allah, I never swore by them again, whether saying it for myself or reporting of others." (Using translation from Nasāʾī 3767)  

أَنَّ النَّبِيَّ ﷺ قَالَ «أَلَا إِنَّ اللهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ فَوَاللهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلَا آثِرًا»  

"Allah forbids you to swear by your forefathers." 'Umar said: "By Allah, I never swore by them again, whether saying it for myself or reporting of others." (Using translation from Nasāʾī 3767)  

أَنَّ رَسُولَ اللهِ ﷺ قَالَ «إِنَّ اللهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ» قَالَ عُمَرُ فَوَاللهِ مَا حَلَفْتُ بِهَا بَعْدُ ذَاكِرًا وَلَا آثِرًا  

The Messenger of Allah ﷺ heard me swearing an oath by my father and said: “Allah forbids you to swear by your fathers.” ‘Umar said: By Allah, I never swore by my father after that, whether saying it myself or narrating what someone else had said. (Using translation from Aḥmad 241)   

أَنَّ رَسُولَ اللهِ ﷺ سَمِعَ عُمَرَ ؓ وَهُوَ يَقُولُ وَأَبِي وَأَبِي فَقَالَ إِنَّ اللهَ يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ قَالَ عُمَرُ فَوَاللهِ مَا حَلَفْتُ بِهِ ذَاكِرًا وَلَا آثِرًا  

"عَنْ عُمَرَ قَالَ: سَمِعَنِى النَّبِىُّ ﷺ وَأَنَا أَحْلِفُ وَأَقُولُ: وَأَبِى؛ فَقَالَ: إِنَّ الله يَنْهَاكُمْ أَنْ تَحْلِفُوا بِآبَائِكُمْ، قَالَ: فَمَا حَلَفْتُ بِهَا ذَاكِرًا وَلاَ آثِرًا" (*).