حَدَّثَنَا أَحْمَدُ بْنُ حَنْبَلٍ حَدَّثَنَا سُفْيَانُ عَنْ أَيُّوبَ عَنْ نَافِعٍ عَنْ ابْنِ عُمَرَ يَبْلُغُ بِهِ النَّبِيَّ صَلَّی اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ مَنْ حَلَفَ عَلَی يَمِينٍ فَقَالَ إِنْ شَائَ اللَّهُ فَقَدْ اسْتَثْنَی
سنن ابودوٗد · Hadith 3261
Narrated Abdullah ibn Umar: The Prophet ﷺ said: If anyone says when swearing an oath: "If Allah wills, " he makes an exception.
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020