‘Cursed is anyone who withholds justice from the foreigner, the fatherless or the widow.’ Then all the people shall say, ‘Amen!’
Deuteronomy 27:19

For if you truly amend your ways and your doings, if you truly act justly one with another, if you do not oppress the alien, the orphan, and the widow
Jeremiah 7:5-7

I was hungry and you gave me food, I was thirsty and you gave me drink, I was a stranger and you welcomed me.
Matthew 25:35

Truly I say to you, as you did it to one of the least of my brethren you did it to me.
Matthew 25:40

Leviticus 19:33-34
33 “ ‘When a foreigner resides among you in your land, do not mistreat them.
34 The foreigner residing among you must be treated as your native-born. Love them as yourself, for you were foreigners in Egypt. I am the LORD your God.

You shall also love the stranger, for you were strangers in the land of Egypt.
Deuteronomy 10:19