 Yahweh, God, and Pharaoh. You know, the Lord calls to Moses. He sends Moses to Pharaoh. And Moses says to Pharaoh, thus says the Lord, thus says Yahweh. Remember, that was a big deal. What's your name, God? I don't know your name. He says, I am who I am. You tell them I am sent you. Four letters, Y-H-W-H, the tetragrammaton it's called in seminary. The four letters, we call it Yahweh or Jehovah.