\n And copied from the book of Ahmad Bin Muhammad Bin Abu Nasr...

\n And copied from the book of Ahmad Bin Muhammad Bin Abu Nasr, from Al Ridha -asws , said: \u2018On us -asws is the giving of the principles, and upon you is the (derivation) the branching\u2019. [2] \n Other versions of the same Hadith are cited in Appendix I : \n Are there Ahadith which tell us about the Usool e Deen?

\n When we search for the Ahadith to find the Usools e Deen (roots\/principals\/pillars of religion) defination so that one may try to derive the Faroo e Deen (brances of religion). \u00a0We find the following Ahadith in Al-Kafi, Al-Mahasin and in other Ahadith books.