And now, please, may I make known to you men what I am doing to my vineyard: There will be a removing of its hedge, and it must be destined for burning down. There must be a breaking down of its stone wall, and it must be destined for a place of trampling.”​—Isaiah 5:3-5.

Also, he builds a stone wall to line the vineyard terraces. (Isaiah 5:5) This was commonly done to prevent the washing away of vital topsoil.

9. How has Jehovah treated his nation like a valued vineyard?

⁹ Jehovah “planted” his nation in the land of Canaan and gave them his laws and regulations, which served as a wall to protect them from being corrupted by other nations. (Exodus 19:5, 6; Psalm 147:19, 20; Ephesians 2:14)