Genesis 38:28

When she was brought out, she sent to her father-in-law, saying, “I am with child by the man who owns these.” She also said, “Please discern whose these are—the signet, and the cords, and the staff.”

Judah acknowledged them, and said, “She is more righteous than I, because I didn’t give her to Shelah, my son.”

He knew her again no more.

In the time of her travail, behold, twins were in her womb.

As he drew back his hand, behold, his brother came out, and she said, “Why have you made a breach for yourself?” Therefore his name was called Perez.

Afterward his brother came out, who had the scarlet thread on his hand, and his name was called Zerah.