Proverbs 14:31

He who oppresses the poor insults him who made him, but he who has mercy on the poor honors him.

Proverbs 17:5

He who mocks the poor insults him who made him; he who rejoices at calamity will not go unpunished.

Proverbs 22:2

Rich and poor have [much] in common; Yahweh is the maker of all of them.

Proverbs 19:17

He who lends to Yahweh [is] he who is kind to the poor, and his benefits he will repay to him.

Job 31:13-16

"If I have rejected my male or female slave's case when their complaint [was] against me,

Psalm 12:5

"Because of [the] oppression of [the] afflicted, because of [the] groaning of [the] poor, now I will rise up," Yahweh says. "I shall put [them] in [the] safety [for which] they long."

Proverbs 14:21

He who despises his neighbor is a sinner, but he who has mercy on the poor blesses him.

Proverbs 22:16

He who oppresses the poor [in order] to enrich himself, [or] gives to the rich, {will come to poverty}.

Proverbs 22:22-23

Do not rob the poor because he is poor, and do not crush the afflicted at the gate;

Ecclesiastes 5:8

Do not be surprised if you see the poor being oppressed with violence or [do not see] justice and righteousness in the province. For one official is watched by a higher official, and [there are] even higher officials over them!

Matthew 25:40-46

And the king will answer [and] say to them, 'Truly I say to you, in as much as you did [it] to one of the least of these brothers of mine, you did [it] to me.'

John 12:8

For you have the poor with you always, but you do not always have me."

2 Corinthians 8:7-9

But just as you excel in everything--in faith and in speaking and in knowledge and with all diligence and in the love from us [that is] in you--so may you excel in this grace also.

1 John 3:17-21

But whoever has the world's material possessions and observes his brother {in need} and shuts his heart against him, how does the love of God reside in him?

1 John 4:21

And this [is] the commandment we have from him: that the one who loves God should love his brother also.

Treasury of Scripture Knowledge

Summary

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

Bible References

That oppresseth

Proverbs 17:5
He who mocks the poor insults him who made him; he who rejoices at calamity will not go unpunished.
Proverbs 22:2
Rich and poor have [much] in common; Yahweh is the maker of all of them.
Job 31:13
"If I have rejected my male or female slave's case when their complaint [was] against me,
Psalm 12:5
"Because of [the] oppression of [the] afflicted, because of [the] groaning of [the] poor, now I will rise up," Yahweh says. "I shall put [them] in [the] safety [for which] they long."
Ecclesiastes 5:8
Do not be surprised if you see the poor being oppressed with violence or [do not see] justice and righteousness in the province. For one official is watched by a higher official, and [there are] even higher officials over them!
Matthew 25:40
And the king will answer [and] say to them, 'Truly I say to you, in as much as you did [it] to one of the least of these brothers of mine, you did [it] to me.'

But

Proverbs 14:21
He who despises his neighbor is a sinner, but he who has mercy on the poor blesses him.
Proverbs 19:17
He who lends to Yahweh [is] he who is kind to the poor, and his benefits he will repay to him.
Matthew 25:40
And the king will answer [and] say to them, 'Truly I say to you, in as much as you did [it] to one of the least of these brothers of mine, you did [it] to me.'
John 12:8
For you have the poor with you always, but you do not always have me."
2 Corinthians 8:7
But just as you excel in everything--in faith and in speaking and in knowledge and with all diligence and in the love from us [that is] in you--so may you excel in this grace also.
1 John 3:17
But whoever has the world's material possessions and observes his brother {in need} and shuts his heart against him, how does the love of God reside in him?
1 John 4:21
And this [is] the commandment we have from him: that the one who loves God should love his brother also.

General references

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}.
Deuteronomy 24:14
"You shall not exploit a hired worker, [who is] needy and poor, from among your fellow men or from [among] your aliens who are in your land [and] in your {towns}.
Proverbs 3:9
Honor Yahweh from your substance, and from the firstfruits of all that will come to you,