Exodus 30:29-31

New Revised Standard Version, Anglicised Catholic Edition

²⁹ you shall consecrate them, so that they may be most holy; whatever touches them will become holy. ³⁰ You shall anoint Aaron and his sons, and consecrate them, in order that they may serve me as priests. ³¹ You shall say to the Israelites, ‘This shall be my holy anointing-oil throughout your generations.