Genesis 18:25

18:25 Far be it from you to do such a thing – to kill the godly with the wicked, treating the godly and the wicked alike! Far be it from you! Will not the judge of the whole earth do what is right?”

Genesis 26:7

26:7 When the men of that place asked him about his wife, he replied, “She is my sister.” He was afraid to say, “She is my wife,” for he thought to himself, “The men of this place will kill me to get Rebekah because she is very beautiful.”