Then ask to see his Quad.
Show him the very thing he is obsessing about is found FIRST among LDS Holy Scripture.
While this is sinking in, then ask; "Why is this here if it's so untrustworthy?"
You may also want to direct him here: https://www.mormon.org/free-bible?cid=99117142&s_kwcid=AL!3737!10!9143130558!21043497766&ef_id=WZBfgQAABd@pu7VY:20170816222116:s
There’s a Quad? Moreso than the Triple Combination? (I thought that was Wendy’s)
I’m sure that’s a so-called JST, no?