Proverbs 8:5
"O ye simple, understand wisdom: and, ye fools, be ye of an understanding heart."
Cross References (ranked by relevance)
How long, ye simple ones, will ye love simplicity? and the scorners delight in their scorning, and fools hate knowledge?
Whoso is simple, let him turn in hither: as for him that wanteth understanding, she saith to him,
To open their eyes, and to turn them from darkness to light, and from the power of Satan unto God, that they may receive forgiveness of sins, and inheritance among them which are sanctified by faith that is in me.
The law of the LORD is perfect, converting the soul: the testimony of the LORD is sure, making wise the simple.
To give subtilty to the simple, to the young man knowledge and discretion.
And base things of the world, and things which are despised, hath God chosen, yea, and things which are not, to bring to nought things that are:
The LORD shall go forth as a mighty man, he shall stir up jealousy like a man of war: he shall cry, yea, roar; he shall prevail against his enemies.
Understand, ye brutish among the people: and ye fools, when will ye be wise?