Revelation 12:2

and being in gestation, she also cries, travailing in pain, and suffering to bring forth.

John 16:21

When a woman may bring forth she has sorrow, because her hour has come: but when the little child may be born, she remembers her suffering no more, for the joy that a man has been born into the world.

Revelation 12:4

and his tail draws the third of the stars of the heaven, and casts them to the earth. And the dragon stood before the woman about to bring forth, in order that he may eat up her child when she may bring it forth.

Treasury of Scripture Knowledge

Summary

And she being with child cried, travailing in birth, and pained to be delivered.

General references

Bible References

Travailing

Revelation 12:4
and his tail draws the third of the stars of the heaven, and casts them to the earth. And the dragon stood before the woman about to bring forth, in order that he may eat up her child when she may bring it forth.
John 16:21
When a woman may bring forth she has sorrow, because her hour has come: but when the little child may be born, she remembers her suffering no more, for the joy that a man has been born into the world.

General references

Matthew 2:7
Then Herod secretly calling the wise men, inquired with them the time of the appearing of the star,