Solomon
Proverbs 4:17ESV·traditional attribution

For they eat the bread of wickedness and drink the wine of violence.

Matthew Henry Presbyterian @wholebiblehenry

Some make David's instructions to Solomon, which began Pro 4:4, to continue to the end of the chapter; nay, some continue them to the end of the ninth chapter; but it is more probable that Solomon begins here again, if not sooner. In these verses, having exhorted us to walk in the paths of wisdom, he cautions us against the path of the wicked. 1.

Commenting on Proverbs 4:14-19

John Gill Reformed Baptist @doctorgill

For they eat the bread of wickedness,.... Either that is gotten by wicked and unlawful means, or wickedness itself is bread unto them; it is that to their minds as bread is to their bodies; they feed upon it with as much eagerness, appetite, gust, and pleasure; it is a sweet morsel to them; it is meat, drink, sleep, and everything to them; they take...

Geneva Bible Notes Reformed @genevanotes

For they eat the bread of wickedness, and drink the wine of violence. (g) Gotten my wicked means and cruel oppression.