There are a number of elements common to the creation day units: (1) introduction—“and God said”; (2) the creative word—“let there be”; (3) fulfillment of the word—“and it was so”; (4) a name-giving/blessing—“God called”; (5) the divine commendation—“and God saw that it was good”; (6) the concluding formula—“and there was evening, and there was morning—the —— day.”