Contradiction with Exodus 20:13
Esther 9:17 recounts the Jews defending themselves and killing their enemies, whereas Exodus 20:13 states "Thou shalt not kill," prohibiting killing in general.
Exodus 20:13: Thou shalt not kill.
Contradiction with Matthew 5:44
Esther 9:17 involves the Jews defeating their enemies, while Matthew 5:44 instructs to love and pray for one's enemies.
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 Proverbs 24:17
Esther 9:17 speaks of victory over enemies, whereas Proverbs 24:17 advises not to rejoice when your enemy falls.
Proverbs 24:17: Rejoice not when thine enemy falleth, and let not thine heart be glad when he stumbleth:
Contradiction with Romans 12:19
Esther 9:17 describes the Jews taking vengeance on their enemies, but Romans 12:19 advises against seeking personal revenge.
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.
Paradox #1
The contradiction or conflict in Esther 9:17 could be seen in the idea of celebrating a victory that involved violence and killing. While the victory was seen as deliverance for the Jewish people, the associated violence raises questions about the morality of celebrating such events. This can be conflicting when considering teachings that value peace and forgiveness.