Leviticus 19:3-4, 10, 34
Leviticus 19:10 NIV
Do not go over your vineyard a second time or pick up the grapes that have fallen. Leave them for the poor and the foreigner. I am the LORD your God.
Leviticus 19:34 NIV
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.