Genesis 26:9

26:9 So Abimelech summoned Isaac and said, “She is really your wife! Why did you say, ‘She is my sister’?” Isaac replied, “Because I thought someone might kill me to get her.”

Genesis 27:42

27:42 When Rebekah heard what her older son Esau had said, she quickly summoned her younger son Jacob and told him, “Look, your brother Esau is planning to get revenge by killing you.