In November of 1860, David Wyrick of Newark, Ohio found an inscribed stone in a burial mound about 10 miles south of Newark. The stone is inscribed on all sides with a condensed version of the Ten Commandments or Decalogue, in a peculiar form of post-Exilic square Hebrew letters. The robed and bearded figure on the front is identified as Moses in letters fanning over his head.

This episode is also available as a blog post: https://godssecret.wordpress.com/2021/06/10/oldest-known-10-commandments-is-in-america-in-ancient-hebrew-script-from-time-of-king-solomon-2/