Adjective
Of or pertaining to the Pentateuch.
Source: Webster's dictionaryThe Samaritans (whose beginnings were pre-Josianic) have a Pentateuch quite similar to the familiar Jewish Pentateuch. ...our Pentateuchal text was fairly well established before the rift between the Samaritans and Judeans. Cyrus H. Gordon
Many Europeans now are thinking rather that the Pentateuchal books developed as distinct literary products, and that the present division into 'books' was not the result odf the final editor deciding where to end each volume of the magnum opus. Source: Internet
But I don't make a big effort to keep up with Pentateuchal source criticism these days. Source: Internet