But when the men of that place asked about his wife, he said, “She is my sister.” For he was afraid to say, “She is my wife,” since he thought to himself, “The men of this place will kill me on account of Rebekah, because she is so beautiful.”
David, however, said to himself, “One of these days now I will be swept away by the hand of Saul. There is nothing better for me than to escape to the land of the Philistines. Then Saul will stop searching for me all over Israel, and I will slip out of his hand.”
If we say we have no sin, we deceive ourselves, and the truth is not in us. If we confess our sins, He is faithful and just to forgive us our sins and to cleanse us from all unrighteousness. If we say we have not sinned, we make Him out to be a liar, and His word is not in us.