and all the first-born in the land of Mitsrayim shall die, from the first-born of Pharaoh who sits on his throne, even to the first-born of the female servant who is behind the handmill, and all the first-born of cattle.
As you do not know what is the way of the wind, or how the bones grow in the womb of her who is with child, so you do not know the works of Elohim who makes all.