Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why
KJV

Exodus 18:17

And Moses’ father in law said unto him, The thing that thou doest is not good.

Parallel Translations

LXXView canonical →
And the father-in-law of Moses said to him, Thou dost not this thing rightly,
Brenton's Septuagint Translation
LXX2012View canonical →
And the father-in-law of Moses said to him, You do not this thing rightly,
Septuagint in American English (2012)
WEBView canonical →
Moses’ father-in-law said to him, “The thing that you do is not good.
World English Bible