Cursed is anyone who withholds justice from the foreigner, the fatherless or the widow.
Leviticus 27:19
The alien who resides with you shall be to you as the citizen among you; you shall love the alien as yourself, for you were aliens in the land of Egypt: I am the Lord your God.
Leviticus 19:34
You shall also love the stranger, for you were strangers in the land of Egypt.
Deuteronomy 10:19
The Lord watches over the strangers; he upholds the orphan and the widow, but the way of the wicked he brings to ruin.
Psalm 146:9
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