“Speak to Aaron, and say to him: When you kindle the lamps, toward the front of the candelabrum, the seven lamps shall illuminate” (Numbers 8:2). “When you kindle” – we find in many places that the Holy One blessed be He commanded regarding the lamps and their kindling with olive oil: “You shall command the children of Israel, and they shall take for you pure virgin olive oil ]for the light, to kindle a lamp continually[” (Exodus 27:20). Likewise it says: “On the pure candelabrum, he shall arrange the lamps” (Leviticus 24:4). Here, too, “when you kindle the lamps.”