Genesis 20:3 in the King James Version
But God came to Abimelech in a dream by night, and said to him, Behold, thou art but a dead man, for the woman which thou hast taken; for she is a man’s wife.
Context
2 Abraham said about Sarah his wife, “She is my sister.” Abimelech king of Gerar sent, and took Sarah.
3 But God came to Abimelech in a dream of the night, and said to him, “Behold, you are a dead man, because of the woman whom you have taken; for she is a man’s wife.”
4 Now Abimelech had not come near her. He said, “Lord, will you kill even a righteous nation?