Leviticus 25:5
You are not to reap the aftergrowth of your harvest or gather the grapes of your untended vines. The land must have a year of complete rest.

Leviticus 25:10
So you are to consecrate the fiftieth year and proclaim liberty in the land for all its inhabitants. It shall be your Jubilee, when each of you is to return to his property and to his clan.

Leviticus 25:12
For it is a jubilee; it shall be holy to you. You may eat only the crops taken directly from the field.

Isaiah 37:30
And this will be a sign to you, O Hezekiah: This year you will eat what grows on its own, and in the second year what springs from the same. But in the third year you will sow and reap; you will plant vineyards and eat their fruit.