Bible: Travail Anguish Woman As A In

Repeated words found across different books in the Bible (KJV):
Jer 4:31
For I have heard a voice as of a woman in travail, and the anguish as of her that bringeth forth her first child, the voice of the daughter of Zion, that bewaileth herself, that spreadeth her hands, saying, Woe is me now! for my soul is wearied because of murderers.

Jer 6:24
We have heard the fame thereof: our hands wax feeble: anguish hath taken hold of us, and pain, as of a woman in travail.

Jer 49:24
Damascus is waxed feeble, and turneth herself to flee, and fear hath seized on her: anguish and sorrows have taken her, as a woman in travail.

Jer 50:43
The king of Babylon hath heard the report of them, and his hands waxed feeble: anguish took hold of him, and pangs as of a woman in travail.

John 16:21
A woman when she is in travail hath sorrow, because her hour is come: but as soon as she is delivered of the child, she remembereth no more the anguish, for joy that a man is born into the world.