Maʿāni al-Akhbār: And from him, who said – it was narrated to us by Moḥammed bin Ibrāhīm bin ‘Isḥāq al-Ṭālqāni رضي الله عنه, who said – it was reported to us by Aḥmed bin Moḥammed ibn Saʿīd, the servent of Bani Hāshim, from ʿAlī bin al-Ḥassan bin Fadhāl, from his father:

I asked al-Ridha, ʿAlī bin Mūsa عليه السلام, about In the name of Allāh, The Entirely Merciful, The Especially Merciful (Bismillah al-Raḥmān al-Raḥīm)?
He replied: The meaning of the one saying ‘In the name of Allāh’ is ‘I brand myself with one of the brands of Allāh, Mighty and Majestic’, which is worship.1
He said: I said to him: What is the brand?
He replied: A mark.

1. That is, God’s brand with which a person brands himself in every affair is worship in reality and not merely in word and deed. This brand is a mark between him and his Lord by which he knows the truth from falsehood.

 وعنه ، قال : حدثنا محمد بن إبراهيم بن إسحاق الطالقاني ( رضي الله عنه ) ، قال : أخبرنا أحمد بن محمد ابن سعيد مولى بني هاشم ، عن علي بن الحسن بن فضال ، عن أبيه ، قال : سألت الرضا علي بن موسى ( عليه السلام ) عن * ( بِسْمِ اللَّه الرَّحْمنِ الرَّحِيمِ ) * فقال : معنى قول القائل : بسم الله ، أي : أسمي على نفسي سمة من سمات الله عز وجل وهي العبادة  . قال : فقلت له : وما السمة ؟ قال : العلامة