Proverbs 28:8

He that by usury and unjust gain increaseth his substance,.... By biting and oppressing the poor; letting him have money at an exorbitant interest, and goods at an exorbitant price, and so increases…

Unjust gain - Omit “unjust:” “usury and gain” make up the notion of “gain derived from usury.” Ill-gotten gains do not prosper, after a time they pass into hands that know how to use them better.

Note, 1. That which is ill-got, though it may increase much, will not last long. A man may perhaps raise a great estate, in a little time, by usury and extortion, fraud, and oppression of the poor,…

unjust gain Rather, increase, as A.V. marg. and R.V. text, μετὰ τόκων καὶ πλεονασμῶν, LXX. Comp. Lev 25:36-37.

The idea of its being "unjust" is implied by the word "usury" with which it is…