'Pregnant' in the Bible

And the angel of Yahweh said to her: "Behold, you are pregnant and shall have a son. And you shall call his name Ishmael, for Yahweh has listened to your suffering.

And the two daughters of Lot became pregnant by their father.

And the children in her womb jostled each other, and she said, "{If it is going to be like this, why be pregnant}?" And she went to inquire of Yahweh.