And when Aaron lighteth the lamps at even, he shall burn it, a perpetual incense before Jehovah throughout your generations.

When Aaron sets up the lamps at twilight, he must burn the incense perpetually before the LORD for the generations to come.

and in Aaron's causing the lamps to go up between the evenings, he doth perfume it; a continual perfume before Jehovah to your generations.

And when Aaron lighteth the lamps between the two evenings, he shall burn the incense — a continual incense before Jehovah throughout your generations.