Genesis 38:15 in the World English Bible
When Judah saw her, he thought that she was a prostitute, for she had covered her face.
Context
14 And she put her widow’s garments off from her, and covered her with a vail, and wrapped herself, and sat in an open place, which is by the way to Timnath; for she saw that Shelah was grown, and she was not given unto him to wife.
15 When Judah saw her, he thought her to be an harlot; because she had covered her face.
16 And he turned unto her by the way, and said, Go to, I pray thee, let me come in unto thee; (for he knew not that she was his daughter in law.) And she said, What wilt thou give me, that thou mayest come in unto me?