MSTC(i)
10 And thou shalt appoint Aaron and his sons to wait on their priests' office: and the stranger that cometh nigh shall die for it."
11 And the LORD spake unto Moses, saying,
12 "Behold, I have taken the Levites, from among the children of Israel, for all the firstborn that openeth the matrix among the children of Israel: so that the Levites shall be mine.
13 Because all the firstborn are mine — for the same day that I smote all the firstborn in the land of Egypt, I hallowed unto me all the firstborn in Israel, both man and beast, and mine they shall be: for I am the LORD."