Leviticus 19:33

And if a stranger sojourns with you in your land, you shall not mistreat him.

Exodus 22:21

You shall neither wrong a stranger, nor oppress him: for you were strangers in the land of Egypt.

Exodus 23:9

Also you shall not oppress a stranger: for you know the heart of a stranger, seeing you were strangers in the land of Egypt.

Malachi 3:5

And I will come near to you for judgment; and I will be a swift witness against the sorcerers, and against the adulterers, and against false swearers, and against those that oppress the hireling in his wages, the widow, and the fatherless, and that turn aside the sojourner from his right, and fear not me, says the LORD of hosts.

Deuteronomy 10:18-19

He executes justice for the fatherless and widow, and loves the stranger, in giving him food and clothing.

Deuteronomy 24:14

You shall not oppress a hired servant that is poor and needy, whether he be of your brethren, or of your strangers that are in your land within your gates:

Jeremiah 7:6

If you oppress not the stranger, the fatherless, and the widow, and shed not innocent blood in this place, neither walk after other gods to your hurt:

Ezekiel 22:7

In you have they made light of father and mother: in the midst of you have they dealt by oppression with the stranger: in you have they wronged the fatherless and the widow.

Ezekiel 22:29

The people of the land have used oppression, and committed robbery, and have oppressed the poor and needy: yea, they have oppressed the stranger wrongfully.

Treasury of Scripture Knowledge

Summary

And if a stranger sojourn with thee in your land, ye shall not vex him.

General references

Bible References

And if

Exodus 22:21
You shall neither wrong a stranger, nor oppress him: for you were strangers in the land of Egypt.
Exodus 23:9
Also you shall not oppress a stranger: for you know the heart of a stranger, seeing you were strangers in the land of Egypt.
Deuteronomy 10:18
He executes justice for the fatherless and widow, and loves the stranger, in giving him food and clothing.
Deuteronomy 24:14
You shall not oppress a hired servant that is poor and needy, whether he be of your brethren, or of your strangers that are in your land within your gates:
Malachi 3:5
And I will come near to you for judgment; and I will be a swift witness against the sorcerers, and against the adulterers, and against false swearers, and against those that oppress the hireling in his wages, the widow, and the fatherless, and that turn aside the sojourner from his right, and fear not me, says the LORD of hosts.

Vex him

Jeremiah 7:6
If you oppress not the stranger, the fatherless, and the widow, and shed not innocent blood in this place, neither walk after other gods to your hurt:
Ezekiel 22:7
In you have they made light of father and mother: in the midst of you have they dealt by oppression with the stranger: in you have they wronged the fatherless and the widow.

General references

Deuteronomy 10:19
Love you therefore the stranger: for you were strangers in the land of Egypt.