In the beginning, God said, "Let there be light," and there was light, thereby establishing His authority over the world.
In the readings for the 4th Sunday of Ordinary Time, He establishes His authority over the spiritual world.
The Lord tells Moses, "I will raise up for them a prophet like you from among their kin, and will put my words into his mouth; he shall tell them all that I command him."
God created the world and now re-creates it.