Besides, she really is my sister, the daughter of my father--though not the daughter of my mother--and she became my wife.

Genesis 11:29
And Abram and Nahor took wives for themselves. Abram's wife was named Sarai, and Nahor's wife was named Milcah; she was the daughter of Haran, who was the father of both Milcah and Iscah.

Genesis 20:2
Abraham said of his wife Sarah, "She is my sister." So Abimelech king of Gerar had Sarah brought to him.

Genesis 20:11
Abraham replied, "I thought to myself, 'Surely there is no fear of God in this place. They will kill me on account of my wife.'

Genesis 20:13
So when God had me journey from my father's house, I said to Sarah, 'This is how you can show your loyalty to me: Wherever we go, say of me, "He is my brother."'"

Genesis 26:7
But when the men of that place asked about his wife, he said, "She is my sister." For he was afraid to say, "She is my wife," since he thought to himself, "The men of this place will kill me on account of Rebekah, because she is so beautiful."

2 Samuel 13:13
Where could I ever take my shame? And you would be like one of the fools in Israel! Please speak to the king, for he will not withhold me from you."

And yet indeed she is my sister; she is the daughter of my father, but not the daughter of my mother; and she became my wife.