He the Dominant-The Wise-Knower of hidden realities is the One Who has since sent to you, the Messenger the Book.
Unitary Verbal Passages having adjectival specification of "permanently erected fixtures" caused to contain the established and firm commands, directions, injunctions, decision, decrees, universal writ and established facts and history are a subset of -the Book.
These Unitary Verbal Passages Mother/Essence/Pivot/Main Purpose of the Book
In addition, the other subset of Unitary Verbal Passages constituting Miscellany of the Book are that which perform act of mirroring invisible realities and facts through metaphorical presentations.
The first step in reading is to identify and understand individual words of text. Passive Participle and Active Participle are not one and the same thing. Knowledge means to know the apparent things and their hidden realities. Hidden aspect, not visible to sight is portrayed through metaphors.