1. Then the Lord said to Moses, "Go to Pharaoh and say to him, This is what the Lord, the Hebrews’ God, says: Let my people go so that they can worship me.
2. If you refuse to let them go and you continue to hold them back,
3. the Lord will send a very deadly disease on your livestock in the field: on horses, donkeys, camels, cattle, and flocks.