What one who is in the Sacred State must avoid - Section 1 Mishkat al-Masabih 2685
Arabic hadith text
وَعَنِ ابْنِ عَبَّاسٍ قَالَ: احْتَجَمَ النَّبِيُّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ وَهُوَ محرم
Translation
Ibn ‘Abbas said that the Prophet had himself cupped when he was in the sacred state.Bukhari and Muslim.