Deuteronomy 16:19

Thou shalt not follow a multitude to do evil; neither shalt thou speak in a cause to decline after many to wrest judgment: Neither shalt thou countenance a poor man in his cause. If thou meet thine enemy's ox or his ass going astray, thou shalt surely bring it back to him again. If thou see the ass of him that hateth thee lying under his burden, and wouldest forbear to help him, thou shalt surely help with him. Thou shalt not wrest the judgment of thy poor in his cause. Keep thee far from a false matter; and the innocent and righteous slay thou not: for I will not justify the wicked. And thou shalt take no gift: for the gift blindeth the wise, and perverteth the words of the righteous.

Ye shall do no unrighteousness in judgment: thou shalt not respect the person of the poor, nor honor the person of the mighty: but in righteousness shalt thou judge thy neighbor.

Thou shalt not pervert the judgment of the stranger, nor of the fatherless; nor take a widow's raiment to pledge:

Cursed be he that perverteth the judgment of the stranger, fatherless, and widow. And all the people shall say, Amen.

And his sons walked not in his ways, but turned aside after lucre, and took bribes, and perverted judgment.

Behold, here I am: witness against me before the LORD, and before his anointed: whose ox have I taken? or whose ass have I taken? or whom have I defrauded? whom have I oppressed? or of whose hand have I received any bribe to blind mine eyes therewith? and I will restore it you.

If I have lifted up my hand against the fatherless, when I saw my help in the gate: