كتاب الصيام
5  
Fasting
Bulugh al-Maram 688
'A’isha and lbn 'Umar (RAA) narrated, ‘Nobody was allowed to fast on the days of Tashriq except for those, who could not afford the Hadi (sacrifice).' Related by Al-Bukhari.
وَعَنْ عَائِشَةَ وَابْنِ عُمَرَ رَضِيَ اَللَّهُ عَنْهُمْ قَالَا: { لَمْ يُرَخَّصْ فِي أَيَّامِ اَلتَّشْرِيقِ أَنْ يُصَمْنَ إِلَّا لِمَنْ لَمْ يَجِدِ اَلْهَدْيَ } رَوَاهُ اَلْبُخَارِيُّ 1‏ .‏
Reference : Bulugh al-Maram 688
In-book reference : Book 5, Hadith 688
English translation : Book 5, Hadith 708
Hadith Text
Reference