> And to the others he said in mine hearing, Go ye after him through the city, and smite: let not your eye spare, neither have ye pity:
> Slay utterly old and young, both maids, and little children, and women...
Ezekial 9:5-6
> Now go and smite Amalek, and utterly destroy all that they have, and spare them not; but slay both man and woman, infant and suckling, ox and sheep, camel and ass.
1 Samuel 15:3
> And every living substance was destroyed which was upon the face of the ground, both man, and cattle, and the creeping things, and the fowl of the heaven; and they were destroyed from the earth: and Noah only remained alive, and they that were with him in the ark.
Genesis 7:23
Two and a half thousand years later, human nature is unchanged. How easily we make peace with wholesale slaughter.
All those examples are from a single ancient culture. Why did you pick only from that culture?