The 10 Commandments.

Though not strictly Christian, the 10 Commandments are woven into Modern Christianity.

I. Thou shalt have no other Gods before me
II. Thou shalt not make unto thee any graven image
III. Thou shalt not take the name of the Lord thy God in vain
IV. Remember the Sabbath day, to keep it holy
V. Honour thy father and thy mother
VI. Thou shalt not kill
VII. Thou shalt not commit adultery
VIII. Thou shalt not steal
IX. Thou shalt not bear false witness against thy neighbour
X. Thou shalt not covet

Exodus 20.