Thou shalt not kill.
A commandment given to Moses on Mount Sinai.
Exodus 20:13
King James Version (public domain)
Traditionally attributed to Moses · c. 13th century BC · The Pentateuch — Genesis, Exodus, Leviticus, Numbers, and Deuteronomy — is traditionally attributed to him
Context
11For in six days the LORD made heaven and earth, the sea, and all that in them is, and rested the seventh day: wherefore the LORD blessed the sabbath day, and hallowed it.
12Honour thy father and thy mother: that thy days may be long upon the land which the LORD thy God giveth thee.
13Thou shalt not kill.
14Thou shalt not commit adultery.
15Thou shalt not steal.