Tetzaveh

Exodus 27:20 - Exodus 30:10
Exodus 27:20
And thou shalt command the children of Israel, that they bring unto thee pure olive oil beaten for the light, to cause a lamp to burn continually.
Exodus 27:21
In the tent of meeting, without the veil which is before the testimony, Aaron and his sons shall set it in order, to burn from evening to morning before the LORD; it shall be a statute for ever throughout their generations on the behalf of the children of Israel.