Exodus 30:8

And in Aaron's causing the lamps, to ascend between the two evenings, he shall burn incense upon it; continually before Jehovah for your generations.

Exodus 12:6

And it shall be to you for a preservation till the fourteenth day of this month; and they shall slaughter it, all the convocation of the assembly of Israel, between the two evenings.

Romans 8:34

Who, he condemning Christ having died, and rather also raised again, who is at the right hand of God, and who intercedes for us.

1 Thessalonians 5:17

Pray continually.

Hebrews 7:25

Wherefore he is able to save entirely those coming to God by him, always living to supplicate for them.

Hebrews 9:24

For Christ came not into the holy places made with hands, the figures of the true; but into heaven itself, now to be shown clearly to the face of God for us:

Treasury of Scripture Knowledge

Summary

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

Bible References

A perpetual

Romans 8:34
Who, he condemning Christ having died, and rather also raised again, who is at the right hand of God, and who intercedes for us.
1 Thessalonians 5:17
Pray continually.
Hebrews 7:25
Wherefore he is able to save entirely those coming to God by him, always living to supplicate for them.
Hebrews 9:24
For Christ came not into the holy places made with hands, the figures of the true; but into heaven itself, now to be shown clearly to the face of God for us: