Exodus 32
27 Ref and he saith to them, `Thus said Jehovah, God of Israel, Put each his sword by his thigh, pass over and turn back from gate to gate through the camp, and slay each his brother, and each his friend, and each his relation.'
28 Ref And the sons of Levi do according to the word of Moses, and there fall of the people on that day about three thousand men,