Leviticus 19:9

When you reap the harvest of your land, you are not to reap to the very edges of your field or gather the gleanings of your harvest.
BSB · Berean Standard Bible
And when ye reap the harvest of your land, thou shalt not wholly reap the corners of thy field, neither shalt thou gather the gleanings of thy harvest.
KJV · King James Version
“‘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.
WEB · World English Bible
And when ye reap the harvest of your land, thou shalt not wholly reap the corners of thy field, neither shalt thou gather the gleaning of thy harvest.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

ye reap the harvest
In what code of laws merely human, is a requisition to be found so counteracting to selfishness, so encouraging to liberality, and so beneficently considering to the poor and needy? But the Mosaic dispensation, like the Christian, breathed with love to God, and benevolence to man. To the honour of the public and charitable spirit of the English, this merciful law is, in general, as much attended to as if it had been incorporated with the gospel.
Leviticus 23:29; Deuteronomy 24:19–21; Ruth 2:2, 15