Shulchan Aruch was written with divine inspiration & guidance

from Daas Torah - translation copyrighted

Kitzur Takfo Kohen (Choshen Mishpat 25:124): … When a law is mentioned in the Shulchan Aruch in which both Rav Yosef Karo and the Rema omit the dissenting minority view – I have a tradition and I have seen this done by expert judges and I myself do it  - that a claim of “kim li” [utilizing a minority view to defend against monetary loss] is not accepted. It is well established and accepted by the sages over the generations to observe and do precisely what it says in the terse language of the Shulchan Aruch and the Rema. There is no doubt in my mind that it was all written from G﷓d Who guided their hands. This can be seen from the many questions of the Achronim on the Shulchan Aruch and the resulting sharp and brilliant answers. And thus within its sweet and terse language are many laws. There is absolutely no question that [Rav Yosef Karo Aruch and Rema] did not consciously write it that way. Because how would it be possible that they be conscious of every detail of their writing - given the awesome task required of them in this work for heaven. Who is capable of writing a book on the entire Torah based on the Rishonim and Achronim and not be overwhelmed by producing this work for heaven. It is obvious that it was only accomplished because they were infused with the spirit of G﷓d so that their language would precisely express the halacha – even though they had no awareness of this when they wrote it. That which G﷓d desired was successfully done through them. Therefore  - G﷓d forbid to say “kim li” against the halachic decisions of the Shulchan Aruch and Rema…