Case associated his Cube of Space with the Tree of Life of (). He based that association upon paragraph 95 of the . That paragraph does mention a tree, though does not specifically name it the Tree of Life; it states that a tree is inside the twelve diagonals that are mentioned in the "Sepher Yetzirah". Because the Tree of Life consists of 10 , Case associated the three "mother" letters (, , ) and seven "double" letters of the with ten corresponding .