'Prepares' in the Bible

“When the camp prepares to move out, Aaron and his sons shall come into the sanctuary and take down the veil (curtain) screening off the Holy of Holies, and cover the ark of the testimony with it;

If a resident foreigner is living with you -- or whoever is among you in future generations -- and prepares an offering made by fire as a pleasing aroma to the Lord, he must do it the same way you are to do it.