da vinci code mary's descendants as the da vinci code fictional story many disbelieve that mary had descendants through jesus having children as inconsistent with their core beliefs in christianity imputing that if jesus had children he didnt die on the cross and go to heaven but jesus having children was prophecied serveral times in isaiah see he shall see his seed isaiah he shall sprinkle his seed across many nations isaiah thus saith the lord the holy one of israel and his maker ask me of things to concerning my sons isaiah and so then the subject cannot be blythly ignored with off point attacks about timing as jesus having had children before he died on the cross and went to heaven is not inconsistent with any christian belief the only source for a rational discussion of this is the book the jesus presidents laying it all out vs the off point rants about this or that and attempting to bad mouth da vinci code's accurate facts in regard to the descendants of jesus see jesus descendants to today to many readers and you