Matthew Henry on Exodus 18:13–end
Here is, I. The great zeal and industry of Moses as a magistrate.
1. Having been employed to redeem Israel out of the house of bondage, herein he is a further type of Christ, that he is employed as a lawgiver and a judge among them. (1.) He was to answer enquiries, to acquaint them with the will of God in doubtful cases, and to explain the laws of God that were already given them, concerning the sabbath, the man, etc., beside the laws of nature, relating both to piety and equity, Exo 18:15. They came to enquire of God; and happy it was for them that they had such an oracle to consult: we are ready to wish, many a time, that we had some such certain way of knowing God's mind when we are at a…
Read the whole note in the consoleJamieson-Fausset-Brown on Exodus 18:17
Moses' father-in-law said unto him, The thing . . . is not good--not good either for Moses himself, for the maintenance of justice, or for the satisfaction and interests of the people. Jethro gave a prudent counsel as to the division of labor [Exo 18:21-22], and universal experience in the Church and State has attested the soundness and advantages of the principle.
Adam Clarke on Exodus 18:16
I do make them know the statutes of God, and his laws - These words are so very particular that they leave little room for doubt that the law had been given. Such words would scarcely have been used had not the statutes and laws been then in existence. And this is one of the proofs that the transaction mentioned here stands out of its due chronological order; See Clarke's note on Exo 18:5.
John Gill on Exodus 18:17
And Moses's father in law said unto him,.... Having observed what he did, and heard his answer to the question he put to him:
the thing that thou doest is not good; not meaning that it was not morally good, or that it was morally evil; for it was certainly a good thing to inquire of the mind and will of God for the people, and to hear and decide matters in controversy between them, and do justice to both parties; but it was not good for the health of Moses; it was not commodious and convenient for him; it was not for his bodily welfare; it was too much for him, as he explains himself in the next verse.