Hadith
وَحَدَّثَنِي عَنْ مَالِكٍ، عَنِ ابْنِ شِهَابٍ، أَنَّ سَعْدَ بْنَ أَبِي وَقَّاصٍ، وَعَبْدَ اللَّهِ بْنَ عُمَرَ، كَانَا يَحْتَجِمَانِ وَهُمَا صَائِمَانِ .
Yahya related to me from Malik from Ibn Shihab that Sad ibn Abi Waqqas and Abdullah ibn Umar used to be cupped while they were fasting
Da'if · Salim al-Hilali
Muwatta Malik 662 ·Book 18, Hadith 33·Also available on sunnah.com·