Proverbs 8:5 (BSB)

O simple ones, learn to be shrewd; O fools, gain understanding.

From Proverbs 8. Also in the ESV.

Commentary on Proverbs 8:5

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Proverbs 8:1-11: The will of God revealed to us for our salvation is here largely represented to us as easy to be known and understood, that none may have an excuse for their ignorance or error, and as worthy to be embraced, that none may have an excuse for their carelessness and unbelief. I.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Proverbs 8:5: O ye simple, understand wisdom,.... The Gospel, the wisdom of God in a mystery, particularly the doctrine of salvation by Christ; it is the highest wisdom to know Christ and him crucified: and they are "the simple" who are weak and easy to be imposed upon, who are here called unto; and generally speaking such are they to whom the mysteries of grace are made...
• Jamieson-Fausset-Brown (Reformed), Commentary Critical and Explanatory on the Whole Bible on Proverbs 8:5: wisdom--literally, "subtilty" in a good sense, or, "prudence." fools--as Pro 1:22.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Proverbs 8:4-9: Pro 8:4-9 Now begins the discourse. The exordium summons general attention to it with the emphasis of its absolute truth: 4 “To you, ye men, is my discourse addressed, And my call is to the children of men! 5 Apprehend, O ye simple ones, what wisdom is; And, ye fools what understanding is. 6 Hear, for I will speak princely things, And the opening of my lips is upright.