Deuteronomy 24:19 (DRB)

19 When thou hast reaped the corn in thy field, and hast forgot and left a sheaf, thou shalt not return to take it away: but thou shalt suffer the stranger, and the fatherless and the widow to take it away: that the Lord thy God may bless thee in all the works of thy hands.

Deuteronomy 23:19 (DRB)

19 Thou shalt not lend to thy brother money to usury, nor corn, nor any other thing: