Contradiction with Exodus 20:13
Esther 8:6 supports the defense of life for the Jews, while Exodus 20:13 says "Thou shalt not kill," generally forbidding killing.
Exodus 20:13: Thou shalt not kill.
Contradiction with Matthew 5:44
Esther 8:6 seeks protection potentially through conflict, while Matthew 5:44 teaches to love and pray for 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 Romans 12:19
Esther 8:6 involves seeking justice for the Jews, which can imply retribution, while Romans 12:19 says, "avenge not yourselves, but rather give place unto wrath."
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 24:17
Esther 8:6 is concerned with preserving Jewish lives from enemies, whereas Proverbs 24:17 says, "Rejoice not when thine enemy falleth."
Proverbs 24:17: Rejoice not when thine enemy falleth, and let not thine heart be glad when he stumbleth:
Contradiction with Matthew 26:52
Esther 8:6 implies taking up arms for the Jews' defense, while Matthew 26:52 includes Jesus saying, "all they that take the sword shall perish with the sword."
Matthew 26:52: Thinkest thou that I cannot now pray to my Father, and he shall presently give me more than twelve legions of angels?