Deuteronomy 26:12-13

12When thou hast made an end of tithing all the tithes of thy produce in the third year, the year of tithing, thou shalt give it to the Levite, to the stranger, to the fatherless, and to the widow, that they may eat in thy gates, and be filled;

13and thou shalt say before Jehovah thy 1God, I have brought away the hallowed things out of the house, and also have given them to the Levite, and to the stranger, to the fatherless, and to the widow, according to all thy commandment which thou hast commanded me; I have not transgressed nor forgotten [any] of thy commandments: