Genesis 12:15

Say, I pray thee, thou art my sister: that it may be well with me for thy sake; and my soul shall live because of thee.

And it came to pass, that, when Abram was come into Egypt, the Egyptians beheld the woman that she was very fair.

And he entreated Abram well for her sake: and he had sheep, and oxen, and he asses, and menservants, and maidservants, and she asses, and camels.

And the LORD plagued Pharaoh and his house with great plagues because of Sarai Abram’s wife.