With 967,000 Google sites and innumerable books and articles, you’re spoiled for choice. The Oxford Dictionary of the Christian Church provides a cornucopia of primary source references. Then you can hum the Beatles’ ‘Let it Be’, before viewing Jean-Luc Godard’s characteristically idiosyncratic Marie, Je Vous Salue.
To paraphrase Bogart in , of all the women in all the world why did God choose Mary? Why a married woman? The scheme would have worked better with a presumed virgin maid. A virgin birth was required to compete with the plethora of such in classical and other ancient religions, also in consonance