21 When you harvest the grapes in your vineyard, don’t go back a second time. What remains are for the foreigner, the orphan, or the widow.
Deuteronomy 24:21 Cross References - ISV
Leviticus 19:9-10
9 Harvesting and Gleaning“When you reap the harvest of your land, you are not to completely finish harvesting the corners of the field—that is, you are not to pick what remains after you have reaped your harvest.
10 You are not to gather your vineyard or pick up the fallen grapes of your vineyard. Leave something for the poor and the resident alien who lives among you. I am the LORD your God.”
Deuteronomy 24:19
19 “When you are reaping in the field, and you overlook a sheaf, don’t return to get it. Let it remain for the foreigner, the orphan, or the widow, in order that the LORD your God may bless everything you undertake.