en_tn/2ki/19/03.md

as when children come to the beginning of the birth canal, but the mother has no strength to deliver them

"like a woman who is about to give birth to a child, but she is not strong enough to do it" (UDB) (See: rc://en/ta/man/translate/figs-metaphor)

It may be Yahweh your God will hear all the words of the chief commander

"Perhaps Yahweh your God will hear all that the chief commander has said"

whom the king of Assyria his master has sent to defy the living God

This can be a separate sentence: His master, the king of Assyria sent him to defy the living God."

and will rebuke the words which Yahweh your God has heard

"and perhaps Yahweh your God will rebuke the chief commander for what he said"