Exodus 10:22

10:22 So Moses extended his hand toward heaven, and there was absolute darkness throughout the land of Egypt for three days.

Exodus 16:26

16:26 Six days you will gather it, but on the seventh day, the Sabbath, there will not be any.”

Exodus 23:26

23:26 No woman will miscarry her young or be barren in your land. I will fulfill the number of your days.