Sahih Muslim Book: 28, Hadith: 4360

حَدَّثَنِي زُهَيْرُ بْنُ حَرْبٍ، حَدَّثَنَا مَرْوَانُ بْنُ مُعَاوِيَةَ الْفَزَارِيُّ، أَخْبَرَنَا يَزِيدُ بْنُ كَيْسَانَ، عَنْ أَبِي حَازِمٍ، عَنْ أَبِي هُرَيْرَةَ، قَالَ أَعْتَمَ رَجُلٌ عِنْدَ النَّبِيِّ صلى الله عليه وسلم ثُمَّ رَجَعَ إِلَى أَهْلِهِ فَوَجَدَ الصِّبْيَةَ قَدْ نَامُوا فَأَتَاهُ أَهْلُهُ بِطَعَامِهِ فَحَلَفَ لاَ يَأْكُلُ مِنْ أَجْلِ صِبْيَتِهِ ثُمَّ بَدَا لَهُ فَأَكَلَ فَأَتَى رَسُولَ اللَّهِ صلى الله عليه وسلم فَذَكَرَ ذَلِكَ لَهُ فَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏ “‏ مَنْ حَلَفَ عَلَى يَمِينٍ فَرَأَى غَيْرَهَا خَيْرًا مِنْهَا فَلْيَأْتِهَا وَلْيُكَفِّرْ عَنْ يَمِينِهِ ‏”‏ ‏.‏ Abu Huraira reported:A person sat late in the night with Allah’s Apostle (may peace be upon him), and then came to his family and found that his children had gone to sleep. His wife brought food for him. but he took an oath that he would not eat because of his children (having gone to sleep without food) He then gave precedence (of breaking the vow and then expiating it) and ate the foo