Solomon
Proverbs 29:17ESV·traditional attribution

Discipline your son, and he will give you rest; he will give delight to your heart.

Matthew Henry Presbyterian @wholebiblehenry

Note, 1. It is a very happy thing when children prove the comfort of their parents. Good children are so; they give them rest, make them easy, and free from the many cares they have had concerning them; yea, they give delight unto their souls.

John Gill Reformed Baptist @doctorgill

Correct thy son, and he shall give thee rest,.... Ease of mind, satisfaction and contentment, freedom from all anxious thoughts and cares; the correction being taken in good part, and succeeding according to wish and design; yea, he shall give delight unto thy soul; by his tenderness to his parents, obedience to them, and respect for them; by his prudent behaviour among men; by his...

Jamieson-Fausset-Brown Reformed @jfbcommentary

(Compare Pro 29:3, Pro 29:15; Pro 19:18). give thee rest--peace and quiet (compare Pro 29:9).