Man Lā Yaḥḍuruh al-Faqīh
Hadith 5283645 - وَ رَوَى مُعَاوِيَةُ بْنُ عَمَّارٍ عَنْ أَبِي عَبْدِ اَللَّهِ عَلَيْهِ اَلسَّلاَمُ قَالَ : سَأَلْتُهُ عَنْ كَسْبِ اَلْحَجَّامِ فَقَالَ "لاَ بَأْسَ بِهِ".
Hadith.3645 - Mu'awiyah ibn Ammar narrated from Abu Abdullah (as):
I asked him about the earnings of a cupper (bloodletter).
Imam (as) said: "There is no harm in it."