Contradiction with Matthew 5:39
Esther 9:14 involves an act of retribution, while Matthew 5:39 advocates turning the other cheek and not resisting evil.
Matthew 5:39: But I say unto you, That ye resist not evil: but whosoever shall smite thee on thy right cheek, turn to him the other also.
Contradiction with Romans 12:19
Esther 9:14 details a punitive action, whereas Romans 12:19 advises leaving vengeance to God.
Romans 12:19: Dearly beloved, avenge not yourselves, but [rather] give place unto wrath: for it is written, Vengeance [is] mine; I will repay, saith the Lord.
Contradiction with Proverbs 20:22
Esther 9:14 follows through with vengeance, but Proverbs 20:22 advises against seeking revenge and instead, waiting on the Lord.
Proverbs 20:22: Say not thou, I will recompense evil; [but] wait on the LORD, and he shall save thee.
Contradiction with Luke 6:27
Esther 9:14 involves taking revenge on enemies, while Luke 6:27 calls for loving and doing good to one's enemies.
Luke 6:27: But I say unto you which hear, Love your enemies, do good to them which hate you,
Contradiction with 1 Thessalonians 5:15
Esther 9:14 describes an act of revenge, contrary to 1 Thessalonians 5:15, which urges not to repay evil for evil.
1 Thessalonians 5:15: See that none render evil for evil unto any [man]; but ever follow that which is good, both among yourselves, and to all [men].
Paradox #1
The contradiction in Esther 9:14 could arise from the aspect of celebrating revenge and violence. The story involves the Jews defending themselves and then taking vengeance on their enemies, which some might see as conflicting with teachings of forgiveness and peace found elsewhere in the Bible.