And the men of the place asked him about his wife, and he said, She is my sister; for he was afraid to say, She is my wife–[thinking], Lest the men of the place should kill me for Rebekah, because she is attractive and is beautiful to look upon.
I went to sleep, but my heart stayed awake. [I dreamed that I heard] the voice of my beloved as he knocked [at the door of my mother's cottage]. Open to me, my sister, my love, my dove, my spotless one [he said], for I am wet with the [heavy] night dew; my hair is covered with it. [Job 11:13-15.]
And [Potiphar] left all that he had in Joseph's charge and paid no attention to anything he had except the food he ate. Now Joseph was an attractive person and fine-looking.