Solomon
Proverbs 22:21ESV·traditional attribution

to make you know what is right and true, that you may give a true answer to those who sent you?

Matthew Henry Presbyterian @wholebiblehenry

Solomon here changes his style and manner of speaking. Hitherto, for the most part, since the beginning of ch. 10, he had laid down doctrinal truths, and but now and then dropped a word of exhortation, leaving us to make the application as we went along; but here, to the end of ch.

Commenting on Proverbs 22:17-21

John Gill Reformed Baptist @doctorgill

That I might make thee know the certainty of the words of truth,.... Such are the doctrines of the Gospel; they are "the words of truth"; are written in the Scriptures of truth; come from the God of truth; the subject matter of which is Christ, who is the truth, and which the Spirit of truth leads into: there is a "certainty" in these; they...

Jamieson-Fausset-Brown Reformed @jfbcommentary

Specially he desires to secure accuracy, so that his pupil may teach others.