What Does “Day” Mean in Genesis (Genesis 1:3–5)?

“And there was evening, and there was morning—the first day.” What does “day” mean there? A period of daylight? A thousand years? A million? Longer? Shorter? In this episode, Pastor Biebert leads you in seeing how God uses the word “day” in Genesis 1.Music Credit: J. S. Bach, “Wir eilen mit schwachen, doch emsigen Schritten,” aria from “Jesu, der du meine Seele,” BWV 78 (Leipzig, 1724).