Isaiah 1:17

Learn to do good! Seek justice! Rescue [the] oppressed! Defend [the] orphan! Plead for [the] widow!

Jeremiah 22:3

Thus says Yahweh, "Act [with] justice and righteousness, and deliver [the] one who has been seized from the hand of [the] oppressor. And you must not oppress [the] immigrant, [the] orphan, and [the] widow. And you must not shed innocent blood in this place.

Zephaniah 2:3

Seek Yahweh, all you afflicted of the land who have fulfilled his law; seek righteousness; seek humility. Perhaps you will be concealed on the day of the anger of Yahweh.

Isaiah 1:23

Your princes [are] rebels and companions of thieves. Every one loves a bribe and runs after gifts. They do not defend [the] orphan and [the] legal dispute of [the] widow does not come before them.

Psalm 82:3-4

Judge [on behalf of the] helpless and [the] orphan; provide justice [to the] afflicted and [the] poor.

Proverbs 31:9

Open your mouth, judge righteousness, and defend [the] poor and needy.

Jeremiah 22:15-16

Do you reign as king because you [are] competing in cedar? Did not your father eat and drink, and he did justice and righteousness, then it was well with him?

Daniel 4:27

Therefore, O king, let my advice be acceptable [to you] and your sin remove with righteousness and your iniquity with having mercy on [the] oppressed, {in case there might be a prolongation of your prosperity}.'"

Micah 6:8

He has told you, O mortal, what [is] good, and what does Yahweh ask from you but to do justice, and to love kindness, and to walk humbly with your God?

Zechariah 7:9-10

"Thus says Yahweh of hosts: 'Judge [with] trustworthy justice, and show steadfast love and compassion {to one another}.

Zechariah 8:16

These [are] the things that you must do: speak truth, each [of you], with his neighbor; practice trustworthy judgment and peace in your gates.

Treasury of Scripture Knowledge

Summary

Learn to do well; seek judgment, relieve the oppressed, judge the fatherless, plead for the widow.

Bible References

General references

Exodus 22:22
" 'You will not afflict any widow or orphan.
Leviticus 25:14
And when you sell something to your fellow citizen or [you] buy from your neighbor's hand, you must not oppress {one another}.
Leviticus 26:23
" 'And if you do not accept correction from me through these [things], but you go against me [in] hostility,
Deuteronomy 25:1
"When a legal dispute {takes place} between men and they come near to the court, and [the judges] judge [with respect to] them, then they shall declare the righteous [to be] in the right and they shall condemn the wicked,
Job 9:30
If I wash myself with soap, and I cleanse my hands with lye,
Proverbs 31:9
Open your mouth, judge righteousness, and defend [the] poor and needy.