Verses with the word oppresseth in the Old Testament (5 verses):

Numbers 10:9
And if ye go to war in your land against the enemy that oppresseth you, then ye shall blow an alarm with the trumpets; and ye shall be remembered before the LORD your God, and ye shall be saved from your enemies.

Psalms 56:1
Be merciful unto me, O God: for man would swallow me up; he fighting daily oppresseth me.

Proverbs 14:31
He that oppresseth the poor reproacheth his Maker: but he that honoureth him hath mercy on the poor.

Proverbs 22:16
He that oppresseth the poor to increase his riches, and he that giveth to the rich, shall surely come to want.

Proverbs 28:3
A poor man that oppresseth the poor is like a sweeping rain which leaveth no food.