Hadith 2072
وَعَنْ أَبِي هُرَيْرَةَ رَضِيَ اللَّهُ عَنْهُ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: «لِكُلِّ شَيْءٍ زَكَاةٌ وَزَكَاةُ الْجَسَدِ الصَّوْمُ» . رَوَاهُ ابْن مَاجَه
Abu Huraira reported God’s messenger as saying, “There is zakat applicable to everything, and the zakat of the body is fasting.” Ibn Majah transmitted it.