Leviticus 19:9
And when you reap the harvest of your land, you shall not wholly reap the corners of your field, neither shall you gather the gleanings of your harvest.
Torrey's Topical Textbook—AKJV

Leviticus 23:22
And when you reap the harvest of your land, you shall not make clean riddance of the corners of your field when you reap, neither shall you gather any gleaning of your harvest: you shall leave them to the poor, and to the stranger: I am the LORD your God.
Torrey's Topical Textbook—AKJV