That's actually thou shalt not murder.
The taking of innocent life.
We do find killing occurring in the Bible through wars, etc when the Israeli's were moving into the Promised Land.
It’s actually ‘Thou shalt not kill’.
It’s in the Bible. ‘Thou shalt not murder’ is not.
Jeremiah 1:5 "Before I formed you in the womb I knew you..."
Proverbs 6:16-17 "These six things doth the LORD hate: yea, seven are an abomination unto him: A proud look, a lying tongue, and hands that shed innocent blood."