Contradiction with Proverbs 12:22
This verse emphasizes that lying lips are an abomination to the Lord, which contradicts the deception used in 2 Samuel 17:20 where false information is given.
Proverbs 12:22: Lying lips [are] abomination to the LORD: but they that deal truly [are] his delight.
Contradiction with Exodus 20:16
This commandment forbids bearing false witness, which contrasts with the misleading statement given in 2 Samuel 17:20.
Exodus 20:16: Thou shalt not bear false witness against thy neighbour.
Contradiction with Colossians 3:9
Advises not to lie to each other, which contradicts the act of lying for protection in 2 Samuel 17:20.
Colossians 3:9: Lie not one to another, seeing that ye have put off the old man with his deeds;
Contradiction with Ephesians 4:25
This verse urges to put away lying and speak truth, which is not practiced in 2 Samuel 17:20.
Ephesians 4:25: Wherefore putting away lying, speak every man truth with his neighbour: for we are members one of another.