Solomon
Proverbs 26:8ESV·traditional attribution

Like one who binds the stone in the sling is one who gives honor to a fool.

Matthew Henry Presbyterian @wholebiblehenry

To recommend wisdom to us, and to quicken us to the diligent use of all the means for the getting of wisdom, Solomon here shows that fools are fit for nothing; they are either sottish men, who will never think and design at all, or vicious men, who will never think and design well. 1.

Commenting on Proverbs 26:6-9

John Gill Reformed Baptist @doctorgill

As he that bindeth a stone in a sling,.... That so fastens it to it that it cannot be slung out of it, it becomes useless and does not answer the end for which it is put there; or that places it there that it may be cast out, and is cast out, and so is thrown away, and of no more use; or that...

Jamieson-Fausset-Brown Reformed @jfbcommentary

A stone, bound in a sling, is useless; so honor, conferred on a fool, is thrown away.