Leviticus 25:4-6

4But in the seventh year the land is to have a year of sabbath rest, a sabbath to the Lord. Do not sow your fields or prune your vineyards. 5Do not reap what grows of itself or harvest the grapes of your untended vines. The land is to have a year of rest. 6Whatever the land yields during the sabbath year will be food for you—for yourself, your male and female servants, and the hired worker and temporary resident who live among you,