'Pertaining' in the Bible

They scrupulously adhered to the orders issued by the king to the priests and descendants of Levi in everything, including matters pertaining to operation of the treasuries.

Now the rest of Solomon's accomplishments, from first to last, are written in the records of Nathan the prophet, in the prophecy of Ahijah the Shilonite, and in the visions of Iddo the seer pertaining to Nebat's son Jeroboam, are they not?