دَخَلْنَا عَلَى أَبِي عَبْدِ اللَّهِ ع وَ مَعَنَا فَرْقَدٌ الْحَجَّامُ فَقَالَ لَهُ جُعِلْتُ فِدَاكَ إِنِّي أَعْمَلُ عَمَلًا وَ قَدْ سَأَلْتُ عَنْهُ غَيْرَ وَاحِدٍ وَ لَا اثْنَيْنِ فَزَعَمُوا أَنَّهُ عَمَلٌ مَكْرُوهٌ وَ أَنَا أُحِبُّ أَنْ أَسْأَلَكَ عَنْهُ فَإِنْ كَانَ مَكْرُوهاً انْتَهَيْتُ عَنْهُ وَ عَمِلْتُ غَيْرَهُ مِنَ الْأَعْمَالِ فَإِنِّي مُنْتَهٍ فِي ذَلِكَ إِلَى قَوْلِكَ قَالَ وَ مَا هُوَ قَالَ حَجَّامٌ قَال
“Once we visited abu ‘Abd Allah (a.s.), when Farqad al-Hajjam was also with us. He (Farqad) asked him (the Imam) saying, ’May Allah keep my soul in the service of your cause, I perform a certain kind of work and I have asked more than one person about the legal status of what I do and they think it is a detestable work