The priviledge of Israel being God's chosen nation brought with it many responsibilities. They were to give certain tithes and offerings when they lived in the land. Moses then warned…
Make a joyful noise unto the LORD, all ye lands. Serve the LORD with gladness: come before his presence with singing. Know ye that the LORD he is God: it is he that hath made us, and not we ourselves; we are his people, and the sheep of his pasture. ~ Psalm 100:1-3