Genesis 20:12
And yet indeed my sister; she the daughter of my father, but not the daughter of my mother; and she became my wife.
ā The Restored Word Bible
Context
10 And Abimelech said unto Abraham, What sawest you, that you hast done this thing?
11 And Abraham said, Because I thought, Surely the fear of Elohim not in this place; and they will slay me for my wife's sake.
12 And yet indeed my sister; she the daughter of my father, but not the daughter of my mother; and she became my wife.
13 And it came to pass, when Elohim caused me to wander from my father's house, that I said unto her, This your kindness which you shall shew unto me; at every place where we shall come, say of me, He my brother.
14 And Abimelech took sheep, and oxen, and menservants, and womenservants, and gave unto Abraham, and restored him Sarah his wife.