Exodus 30:37

37 As for the incense you are making, you must not make [any] for yourselves using its formula. It is to be regarded by you as sacred to the Lord.

Exodus 30:37 Meaning and Commentary

Exodus 30:37

And [as] for the perfume which thou shalt make
As above directed:

ye shall not make to yourselves according to the composition
thereof;
that is, for their own use, for the scenting of their rooms, or to snuff up, or smell to, as in the next verse:

it shall be unto thee holy for the Lord;
separated entirely for his service, to be burned upon his altar, and to be no otherwise used.

Exodus 30:37 In-Context

35 Prepare expertly blended incense from these; it is to be seasoned with salt, pure and holy.

36 Grind some of it into a fine powder and put some in front of the testimony in the tent of meeting, where I will meet with you. It must be especially holy to you.

37 As for the incense you are making, you must not make [any] for yourselves using its formula. It is to be regarded by you as sacred to the Lord.

38 Anyone who makes something like it to smell its fragrance must be cut off from his people."