Deuteronomy 11:14

11:14 then he promises, “I will send rain for your land in its season, the autumn and the spring rains, so that you may gather in your grain, new wine, and olive oil.

Deuteronomy 18:4

18:4 You must give them the best of your grain, new wine, and olive oil, as well as the best of your wool when you shear your flocks.