Solomon
Proverbs 22:28ESV·traditional attribution

Do not move the ancient landmark that your fathers have set.

Matthew Henry Presbyterian @wholebiblehenry

1. We are here taught not to invade another man's right, though we can find ways of doing it ever so secretly and plausibly, clandestinely and by fraud, without any open force. Let not property in general be entrenched upon, by robbing men of their liberties and privileges, or of any just ways of maintaining them. Let not the property of particular persons be encroached upon.

John Gill Reformed Baptist @doctorgill

Remove not the ancient landmark which thy fathers have set. Or, "the ancient border" or "boundary" (n); by which lands, estates, and inheritances, were marked, bounded, and distinguished; set by ancestors in agreement with their neighbours; which to remove was contrary to a law, and a curse is denounced upon those that did it, Deu 19:14; and was always reckoned a very heinous crime in...

Jamieson-Fausset-Brown Reformed @jfbcommentary

(Compare Pro 23:10). Do not entrench on others (Deu 19:14; Deu 27:17).