Genesis 38:27

38:27 When it was time for her to give birth, there were twins in her womb.

Genesis 38:29-30

38:29 But then he drew back his hand, and his brother came out before him. She said, “How you have broken out of the womb!” So he was named Perez. 38:30 Afterward his brother came out – the one who had the scarlet thread on his hand – and he was named Zerah.