Verses with the word equity in the Old Testament (10 verses):

Psalms 98:9
Before the LORD; for he cometh to judge the earth: with righteousness shall he judge the world, and the people with equity.

Psalms 99:4
The king's strength also loveth judgment; thou dost establish equity, thou executest judgment and righteousness in Jacob.

Proverbs 1:3
To receive the instruction of wisdom, justice, and judgment, and equity;

Proverbs 2:9
Then shalt thou understand righteousness, and judgment, and equity; yea, every good path.

Proverbs 17:26
Also to punish the just is not good, nor to strike princes for equity.

Ecclesiastes 2:21
For there is a man whose labour is in wisdom, and in knowledge, and in equity; yet to a man that hath not laboured therein shall he leave it for his portion. This also is vanity and a great evil.

Isaiah 11:4
But with righteousness shall he judge the poor, and reprove with equity for the meek of the earth: and he shall smite the earth: with the rod of his mouth, and with the breath of his lips shall he slay the wicked.

Isaiah 59:14
And judgment is turned away backward, and justice standeth afar off: for truth is fallen in the street, and equity cannot enter.

Micah 3:9
Hear this, I pray you, ye heads of the house of Jacob, and princes of the house of Israel, that abhor judgment, and pervert all equity.

Malachi 2:6
The law of truth was in his mouth, and iniquity was not found in his lips: he walked with me in peace and equity, and did turn many away from iniquity.