Eglwys y Geni: Gwahaniaeth rhwng fersiynau

Adeiladwyd y basilica cyntaf ar y safle hwn gan yr Ymerawdwr [[Cystennin I]], ar safle a nodwyd gan ei fam, [[Helena o Gaergystennin|Helena]],<ref>{{cite book |first= Leland M. |last= Roth |year= 1993 |title= Understanding Architecture: Its Elements, History and Meaning |edition= First |publisher= Westview Press |location= Boulder, CO |isbn= 0-06-430158-3 |pages= 278, 282 |url= https://books.google.com/books?id=q_5QDwAAQBAJ&q=nativity |access-date=2020-03-15 }}</ref> ac Esgoba Makarios, oesgob Jeriwsalem .<ref name="Pearl">{{Cite book|first=Moshe|last=Pearlman|year=1980|title=Digging up the Bible|publisher=William Morrow and Co.|location=New York|pages=33–34|url=http://cojs.org/church_of_the_holy_sepulchre-_325_ce/|access-date=2020-03-16}}</ref> Dechreuwyd ar y gwaith adeiladu yn 326<ref>{{Cite book|first=Leland M.|last=Roth|year=1993|title=Understanding Architecture: Its Elements, History and Meaning|edition=First|publisher=Westview Press|location=Boulder, CO|isbn=0-06-430158-3|pages=278, 282|url=https://books.google.com/books?id=q_5QDwAAQBAJ&q=nativity|access-date=2020-03-15}}</ref> dan oruchwyliaeth yr Esgob Makarios, a ddilynodd orchmynion Cystennin, ac a gysegrwyd ar 31 Mai [[339]] <ref name="OConnor">{{Cite book|title=The Holy Land: An Oxford Archaeological Guide from Earliest Times to 1700|series=Oxford Archaeological Guides|last=Jerome Murphy-O'Connor|year=2008|location=Oxford|publisher=Oxford University Press|pages=229–237|isbn=978-0-19-923666-4|url={{Google books |id=m3Yy9FDcT8gC |page=237 |plainurl=yes}}|access-date=10 April 2018}}</ref> – sut bynnag, roedd Pererin Bordeaux wedi ymweld ag ef eisoes yn 333,<ref name="CTS2018">{{Cite web|title=Anonymous of Bordeaux|url=http://www.bethlehem.custodia.org/default.asp?id=525|archiveurl=https://web.archive.org/web/20150531232557/http://www.bethlehem.custodia.org/default.asp?id=525|website=Custodia terrae sanctae, Bethlehem Sanctuary|access-date=16 March 2020|archivedate=31 May 2015}}</ref><ref name="CTS2020">{{Cite web|website=Custodia terrae sanctae|title=Bethlehem: The Roman-Byzantine period|url=https://www.custodia.org/en/sanctuaries/bethlehem|access-date=2020-03-15}}</ref> pan roedd eisoes yn cael ei ddefnyddio.<ref name="CTS2018" />