If you do this, God will direct you, you will be able to endure, and all this people also will go to their place in peace.”
23. If thou shalt do this thing. What immediately follows, “and God command thee so,” may be taken in connection with the beginning of the verse, as if, in self-correction, Jethro made the limitation, that he did not wish his counsel to be obeyed, unless God should approve of it.
Moses was both lawgiver and judge, a type of Christ Himself. He sat composed and weighed each case, explaining God's statutes faithfully to people who came seeking His mind on hard matters. Happy were they to have such a certain oracle; we often wish for the same.
AI summary
Commenting on Exodus 18:13-27
So Moses hearkened to the voice of his father in law,.... Considered what he said, weighed it well in his mind, and judged it good advice, and determined to follow it: and did all that he had said; by choosing such men as he directed to, and committing the judgment of the people to them, as follows: