Exodus 16:23-25

23But he said to them, “This is what Adonai has said. Tomorrow is a Shabbat rest, a holy Shabbat to Adonai. Bake whatever you would bake, and boil what you would boil. Store up for yourselves everything that remains, to be kept until the morning.”

24So they set it aside until the morning, just as Moses instructed, and it did not rot nor were there any worms.

25Then Moses said, “Eat that today, because today is a Shabbat to Adonai. Today you will not find it in the field.