7. and let them observe whatever pertains to the ritual for the multitude, in front of the tabernacle of the testimony,
8. and let them take care of the vessels of the tabernacle, serving in its ministry.
9. And you shall give the Levites as a gift to Aaron and his sons; for they have been delivered to them by the sons of Israel.
10. But you shall appoint Aaron and his sons over the service of priesthood. The outsider who approaches to minister shall be put to death."
11. And the Lord spoke to Moses, saying:
12. "I have taken the Levites from the sons of Israel. For the Levites, and all the firstborn who open the womb among the sons of Israel, shall be mine.
13. For every firstborn is mine. From the time that I struck the firstborn in the land of Egypt, I have sanctified for myself whatever is born first in Israel. From man, even to beast, they are mine. I am the Lord."