Translation
Then ELOHIM said, “I command lights to appear in the beaten surface of the heavens to separate the interval between the day and the night, and let them be for signs of seasons and days and years.
Paraphrase
Then THE CREATOR AND OWNER OF ALL THINGS said, “Oh lights, I command you to appear in the vast, strong, thin, arched surface of the heavens, in order to separate the day and the night, and to serve as indicators of seasons and days and years.