Contradiction with Matthew 5:44
2 Samuel 9:5 involves taking someone under protection, while Matthew 5:44 encourages love for enemies rather than focusing on alliances or conflicts.
Matthew 5:44: But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them which despitefully use you, and persecute you;
Contradiction with James 2:3-4
2 Samuel 9:5 deals with privilege shown to Mephibosheth based on David's covenant, whereas James 2:3-4 warns against showing favoritism or partiality.
James 2:3-4: And ye have respect to him that weareth the gay clothing, and say unto him, Sit thou here in a good place; and say to the poor, Stand thou there, or sit here under my footstool: [in...: or, well, or, seemly]
Contradiction with Proverbs 20:22
2 Samuel 9:5 shows kindness from David as part of a pledge, while Proverbs 20:22 instructs not to repay anyone with evil, emphasizing waiting for the Lord for vindication.
Proverbs 20:22: Say not thou, I will recompense evil; [but] wait on the LORD, and he shall save thee.