Zenos - Parable of the Olive Tree

Romans 11:1-15 - appears to have been caused by some sort of dispute between pure blood Jews (rightful heirs of the tribe of Judah/House of Israel) and the newly converted/baptized "Gentiles"...

The interesting part from a historical perspective, is that in verses 16-25 Paul uses the story of the "wild & tame olive trees" to make his point.  This story is common enough among the Jews of ~60 AD, that Paul does not feel the need to either say that these are the "words of the prophet Zenos", nor cite his source.  He expects his ~50 A.D. audience to know what story he is clearly referring to...

The parable of the wild and tame olive trees, by the Prophet Zenos, appears in the 5th chapter of Jacob in the Book of Mormon, where Nephi copies the entire story from the plates of brass that his father Lehi brought across the ocean, from Jerusalem ~600 B.C.

The Q source (also called The Sayings Gospel, Q Gospel, Q document(s), or Q; from German: Quelle, meaning "source") is an alleged written collection of primarily Jesus' sayings (λόγια, logia). Q is part of the common material found in the Gospels of Matthew and Luke but not in the Gospel of Mark. According to this hypothesis, this material was drawn from the early Church's oral gospel traditions...