It is GOD'S writing, and that is the best authority. The same as was before, for nothing can be added to it, or taken from it: and when the Son of GOD came, he made no alteration in it. He fulfilled indeed the whole in his righteous person: but suffered not a jot, or tittle of the law to fail. Matthew 5:17-18.
Related Commentaries of Deuteronomy 10:4
Deuteronomy 10:4
4 And he wrote on the tables, according to the first writing, the ten commandments,a which the LORD spake unto you in the mount out of the midst of the fire in the day of the assembly: and the LORD gave them unto me.