The original <a href="https://en.wikipedia.org/wiki/Nicene_Creed" id="mwEQ" rel="mw:WikiLink" title="Nicene Creed">Nicene Creed</a> is adopted at the <a href="https://en.wikipedia.org/wiki/First_Council_of_Nicaea" id="mwEg" rel="mw:WikiLink" title="First Council of Nicaea">First Council of Nicaea</a>.<sup about="#mwt15" class="mw-ref reference" data-mw='{"name":"ref","attrs":{},"body":{"id":"mw-reference-text-cite_note-1"}}' id="cite_ref-1" rel="dc:references" typeof="mw:Extension/ref"><a href="./June_19#cite_note-1" id="mwEw" style="counter-reset: mw-Ref 1;"><span class="mw-reflink-text" id="mwFA">[1]</span></a></sup>
<span class="mw-reference-text" id="mw-reference-text-cite_note-1"><cite about="#mwt12" class="citation book cs1" id="CITEREFKarl_Joseph_von_Hefele1871">Karl Joseph von Hefele (1871). <a class="external text" href="https://archive.org/details/ahistorycouncil01hefegoog" id="mwBfg" rel="mw:ExtLink nofollow"><i id="mwBfk">A History of the Councils of the Church: To the close of the Council of Nicea, A.D. 325</i></a>. T. &amp; T. Clark. pp.<span id="mwBfo" typeof="mw:Entity"> </span><a class="external text" href="https://archive.org/details/ahistorycouncil01hefegoog/page/n289" id="mwBfs" rel="mw:ExtLink nofollow">275</a>–.</cite><span about="#mwt12" class="Z3988" id="mwBfw" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.genre=book&amp;rft.btitle=A+History+of+the+Councils+of+the+Church%3A+To+the+close+of+the+Council+of+Nicea%2C+A.D.+325&amp;rft.pages=275-&amp;rft.pub=T.+%26+T.+Clark&amp;rft.date=1871&amp;rft.au=Karl+Joseph+von+Hefele&amp;rft_id=https%3A%2F%2Farchive.org%2Fdetails%2Fahistorycouncil01hefegoog&amp;rfr_id=info%3Asid%2Fen.wikipedia.org%3AJune+19"></span></span>