Deuteronomy 23:19-20

19 a“You shall not charge interest on loans to your brother binterest on money, interest on food, interest on anything that is lent for interest. 20 cYou may charge a foreigner interest, but you may not charge your brother interest dthat the  Lord your God may bless you in all that you undertake in the land that you are entering to take possession of it.

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