This is a biblical example of the Do Not Oppress A Foreigner Law being disobeyed.
The Egyptians ruthlessly made the children of Israel serve, 14 and they made their lives bitter with hard service in mortar and in brick, and in all kinds of service in the field, all their service, in which they ruthlessly made them serve.
EX 1:13-14 (WEB)
Present Day Example
This is a present day example of the Do Not Oppress A Foreigner Law being disobeyed.
A man oppressing another man because he is a foreigner in his land.