Bulugh al-Maram, Book 6, Hadith 756 (English) ⓘ
Ibn 'Abbas (RAA) narrated, ‘The Messenger of Allah had himself cupped while he was in the state of Ihram Agreed upon.
وَعَنِ اِبْنِ عَبَّاسٍ رَضِيَ اَللَّهُ عَنْهُمَا; أَنَّ اَلنَّبِيَّ - صلى الله عليه وسلم -{ اِحْتَجَمَ وَهُوَ مُحْرِمٌ } مُتَّفَقٌ عَلَيْهِ 1. 1 - صحيح. رواه البخاري ( 1835 )، ومسلم ( 1202 ).
also referenced under: Book 6, Hadith 30 (In-Book)