حَدَّثَنَا الْحَسَنُ بْنُ عَلِيٍّ حَدَّثَنَا عَبْدُ اللَّهِ بْنُ نُمَيْرٍ عَنْ عُبَيْدِ اللَّهِ عَنْ نَافِعٍ عَنْ ابْنِ عُمَرَ قَالَ قَالَ رَسُولُ اللَّهِ صَلَّی اللَّهُ عَلَيْهِ وَسَلَّمَ لَا يَخْطُبْ أَحَدُکُمْ عَلَی خِطْبَةِ أَخِيهِ وَلَا يَبِعْ عَلَی بَيْعِ أَخِيهِ إِلَّا بِإِذْنِهِ
سنن ابودوٗد · Hadith 2081
Narrated Abdullah ibn Umar: The Prophet ﷺ said: One of you must not ask a woman in marriage when his brother has done so already, and one of you must not sell (his own goods) when his brother has already sold (his goods) except with his permission.
Sanad
حَدَّثَنَا الْحَسَنُ بْنُ عَلِيٍّ حَدَّثَنَا عَبْدُ اللَّهِ بْنُ نُمَيْرٍ عَنْ عُبَيْدِ اللَّهِ عَنْ نَافِعٍ عَنْ ابْنِ عُمَرَ