Narrated bySa`d bin ʼUbaidah, from Ibn ‘Umar,
Arabic (Original)
حَدَّثَنَا أَبُو سَعِيدٍ، حَدَّثَنَا إِسْرَائِيلُ، حَدَّثَنَا سَعِيدُ بْنُ مَسْرُوقٍ، عَنْ سَعْدِ بْنِ عُبَيْدَةَ، عَنِ ابْنِ عُمَرَ، رَضِيَ اللَّهُ عَنْهُ عَنْ عُمَرَ، أَنَّهُ قَالَ لَا وَأَبِي فَقَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ مَهْ إِنَّهُ مَنْ حَلَفَ بِشَيْءٍ دُونَ اللَّهِ فَقَدْ أَشْرَكَ.
English Translation
It was narrated from Sa`d bin ʼUbaidah, from Ibn ‘Umar, that `Umar said: No, by my father. The Beloved Messenger of Allah (blessings and peace of Allah be upon him) stated: “Stop it! whoever swears by anything other than Allah has committed an act of shirk.`