Multi-Translation Layout:  

Genesis 20:12

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

Genesis 20:12

12 But she is also truly my sister, the daughter of my father, but not the daughter of my mother; and she became my wife.

Genesis 20:12

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