Exodus 27:21 WEB

¹⁹  All the instruments of the tent in all its service, and all the pins of it, and all the pins of the court, shall be of brass.

²⁰  'You shall command the children of Israel, that they bring to you pure olive oil beaten for the light, to cause a lamp to burn continually.

²¹  In the tent of meeting, outside the veil which is before the testimony, Aaron and his sons shall keep it in order from evening to morning before Yahweh: it shall be a statute forever throughout their generations on the behalf of the children of Israel.