When the men of the place asked about his wife, he said, “She is my sister,” for he was afraid to say, “my wife,” thinking, “the men of the place might kill me on account of Rebekah, since she is beautiful.”
And do not be afraid of those who kill the body but are unable to kill the soul; but rather fear Him who is able to destroy both soul and body in hell.
Then David said to himself, “Now I will perish one day by the hand of Saul. There is nothing better for me than to safely escape into the land of the Philistines. Then Saul will despair of searching for me anymore in all the territory of Israel, and I will escape from his hand.”