Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
nasai-kubra:3816 – Muḥammad b. Manṣūr al-Makkī > Sufyān / Ibn ʿUyaynah > Lanā ʿAmr / Ibn Dīnār > ʿAṭāʾ > Ibn ʿAbbās

"Prophet was treated by means of cupping when he was in Ihram." (Diaf) Chpater 93. Cupping To Treat The Muhrim For A Disease he Is Suffering From (Using translation from Nasāʾī 2847)  

الكبرى للنسائي:٣٨١٦ – أَخْبَرَنَا مُحَمَّدُ بْنُ مَنْصُورٍ الْمَكِّيُّ عَنْ سُفْيَانَ يَعْنِي ابْنَ عُيَيْنَةَ قَالَ قَالَ لَنَا عَمْرٌو يَعْنِي ابْنَ دِينَارٍ سَمِعْتُ عَطَاءً قَالَ

سَمِعْتُ ابْنَ عَبَّاسٍ يَقُولُ «احْتَجَمَ النَّبِيُّ ﷺ وَهُوَ مُحْرِمٌ» ثُمَّ قَالَ بَعْدُ أَخْبَرَنِي طَاوُسٌ عَنِ ابْنِ عَبَّاسٍ احْتَجَمَ النَّبِيُّ ﷺ وَهُوَ مُحْرِمٌ  

See similar narrations below:

Collected by Bukhārī, Nasāʾī, Nasāʾī's Kubrá
bukhari:1835 – ʿAlī b. ʿAbdullāh > Sufyān > ʿAmr Awwal Shaʾ > ʿAṭāʾ > Ibn ʿAbbās

Messenger of Allah ﷺ was cupped while he was in a state of Ihram.  

البخاري:١٨٣٥ – حَدَّثَنَا عَلِيُّ بْنُ عَبْدِ اللَّهِ حَدَّثَنَا سُفْيَانُ قَالَ قَالَ عَمْرٌو أَوَّلُ شَىْءٍ سَمِعْتُ عَطَاءً يَقُولُ

سَمِعْتُ ابْنَ عَبَّاسٍ ؓ يَقُولُ احْتَجَمَ رَسُولُ اللَّهِ ﷺ وَهُوَ مُحْرِمٌ ثُمَّ سَمِعْتُهُ يَقُولُ حَدَّثَنِي طَاوُسٌ عَنِ ابْنِ عَبَّاسٍ فَقُلْتُ لَعَلَّهُ سَمِعَهُ مِنْهُمَا  

nasai:2847 – Muḥammad b. Manṣūr > Sufyān > ʿAmr b. Dīnār > ʿAṭāʾ > Ibn ʿAbbās

"Prophet was treated by means of cupping when he was in Ihram." (Diaf) Chpater 93. Cupping To Treat The Muhrim For A Disease he Is Suffering From  

النسائي:٢٨٤٧ – أَخْبَرَنَا مُحَمَّدُ بْنُ مَنْصُورٍ عَنْ سُفْيَانَ قَالَ أَنْبَأَنَا عَمْرُو بْنُ دِينَارٍ قَالَ سَمِعْتُ عَطَاءً قَالَ

سَمِعْتُ ابْنَ عَبَّاسٍ يَقُولُ احْتَجَمَ النَّبِيُّ ﷺ وَهُوَ مُحْرِمٌ ثُمَّ قَالَ بَعْدُ أَخْبَرَنِي طَاوُسٌ عَنِ ابْنِ عَبَّاسٍ يَقُولُ احْتَجَمَ النَّبِيُّ ﷺ وَهُوَ مُحْرِمٌ  

nasai-kubra:3192 – Muḥammad b. Manṣūr Makkī > Sufyān > ʿAmr > ʿAṭāʾ > Ibn ʿAbbās > Āḥtajam al-Nabī ﷺ

"Prophet was treated by means of cupping when he was in Ihram." (Diaf) Chpater 93. Cupping To Treat The Muhrim For A Disease he Is Suffering From (Using translation from Nasāʾī 2847)  

الكبرى للنسائي:٣١٩٢ – أَخْبَرَنَا مُحَمَّدُ بْنُ مَنْصُورٍ مَكِّيٌّ عَنْ سُفْيَانَ قَالَ أَخْبَرَنَا عَمْرٌو قَالَ سَمِعْتُ عَطَاءً قَالَ

سَمِعْتُ ابْنَ عَبَّاسٍ يَقُولُ «احْتَجَمَ النَّبِيُّ ﷺ وَهُوَ مُحْرِمٌ» ثُمَّ قَالَ بَعْدُ أَخْبَرَنِي طَاوُسُ عَنِ ابْنِ عَبَّاسٍ قَالَ احْتَجَمَ النَّبِيُّ ﷺ وَهُوَ مُحْرِمٌ