Solomon
Proverbs 23:6ESV·traditional attribution

Do not eat the bread of a man who is stingy; do not desire his delicacies,

Matthew Henry Presbyterian @wholebiblehenry

Those that are voluptuous and given to appetite (Pro 23:2) are glad to be where there is good cheer stirring, and those that are covetous and saving, that they may spare at home, will be glad to get a dinner at another man's table; and therefore both are here advised not to be forward to accept of every man's invitation, but especially not to thrust themselves in uninvited. Observe, 1.

Commenting on Proverbs 23:6-8

John Gill Reformed Baptist @doctorgill

Eat thou not the bread of him that hath an evil eye,.... A sordid covetous man, that grudges every bit that is eaten, in opposition to a man of a good eye, or a bountiful one, that is liberal and generous, Pro 22:9; if he invites to a meal, do not accept of it, sit not down at his table to eat with him: neither...

Jamieson-Fausset-Brown Reformed @jfbcommentary

Beware of deceitful men, whose courtesies even you will repent of having accepted. evil eye--or purpose (Pro 22:9; Deu 15:9; Mat 6:23).