 وَ قَالَ أَبُو عَبْدِ اللَّهِ ع مَنْ قَلَّمَ أَظْفَارَهُ وَ قَصَّ شَارِبَهُ فِی کُلِّ جُمُعَهٍ- ثُمَّ قَالَ بِسْمِ اللَّهِ وَ بِاللَّهِ وَ عَلَی مِلَّهِ رَسُولِ اللَّهِ ص أُعْطِیَ بِکُلِّ قُلَامَهٍ عِتْقَ رَقَبَهٍ مِنْ وُلْدِ إِسْمَاعِیلَ.
6.  Imam   Ja’far   Sadiq      says,   “One   who   recites Bismillaahi wa billaahi  wa a’laa millaati rasoolillaah while trimming  nails  and  moustache  on  Friday  would  get  the reward of freeing a slave from the progeny of Ismail  for each hair and nail trimmed.”