Psalm 82:3

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

Psalm 10:18

to render judgment [for the] fatherless and [the] oppressed [so that] a [mere] mortal from the earth will no longer cause terror.

Jeremiah 22:16

He judged [the] legal cause of [the] needy and [the] poor, [and] then it was well. {Is that not what it means to know me}?" {declares} Yahweh.

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.

Deuteronomy 10:18

[And he] executes justice for the orphan and widow, and [he is] one who loves [the] alien, to give to them food and clothing.

Deuteronomy 24:17

You shall not subvert the rights of an alien [or] an orphan, and you shall not take as pledge [the] garment of a widow.

Isaiah 1:17

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

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.

Jeremiah 5:28

They have grown fat, they have grown sleek, also, {their evil deeds have no limit}. They do not judge [with] justice, [the] legal cause of [the] orphan, or allow it to succeed, and [the] legal case of [the] poor, they do not defend.

James 1:27

Pure and undefiled religion in the sight of our God and Father is this: to look after orphans and widows in their affliction, [and] to keep oneself unstained by the world.

Treasury of Scripture Knowledge

Summary

Defend the poor and fatherless: do justice to the afflicted and needy.

Bible References

Defend

Psalm 10:18
to render judgment [for the] fatherless and [the] oppressed [so that] a [mere] mortal from the earth will no longer cause terror.
Deuteronomy 10:18
[And he] executes justice for the orphan and widow, and [he is] one who loves [the] alien, to give to them food and clothing.
Isaiah 1:17
Learn to do good! Seek justice! Rescue [the] oppressed! Defend [the] orphan! Plead for [the] widow!

Do

Jeremiah 5:28
They have grown fat, they have grown sleek, also, {their evil deeds have no limit}. They do not judge [with] justice, [the] legal cause of [the] orphan, or allow it to succeed, and [the] legal case of [the] poor, they do not defend.
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.
James 1:27
Pure and undefiled religion in the sight of our God and Father is this: to look after orphans and widows in their affliction, [and] to keep oneself unstained by the world.

General references

Exodus 23:3
You will not be partial to a powerless [person] in his legal dispute.
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,
Deuteronomy 27:19
'Cursed be the one who deprives [the] alien, [the] orphan, and [the] widow of justice.' And all the people shall say, 'Amen.'
2 Kings 8:3
It happened at the end of seven years that the woman returned from the land of [the] Philistines and went out to appeal to the king for her household and for her {properties}.
Ecclesiastes 3:16
I saw something else under the sun: instead of justice [there was] evil; instead of righteousness [there was] wickedness.
Isaiah 59:14
And justice is pushed back, and righteousness stands afar; for truth stumbles in the public square, and straightforwardness is unable to enter,