Outside the veil of the Testimony in the Tent of Meeting, Aaron is to tend the lamps continually before the LORD from evening until morning. This is to be a permanent statute for the generations to come.
Jewish Publication Society of America Version (JPS1917) - Leviticus 24:3 >Without the veil of the testimony, in the tent of meeting, shall Aaron order it from evening to morning before the LORD continually; it shall be a statute for ever throughout your generations.