Revelation 11:4

They are the two olive trees and the two lampstands that stand before the Lord of the earth.

Matthew 5:14-16

You are the light of the world. A city that is built upon a hill cannot be hidden.

Luke 11:33

No one lights a lamp and puts it in a cellar or under a peck-measure, but he puts it on the lampstand, that the people who come in may enjoy the light.

Romans 11:17

If some of the branches have been broken off, and yet you, although you were wild olive suckers, have been grafted in among the native branches, and been made to share the rich sap of the native olive's root,

Revelation 1:20

The open secret of the seven stars that you have seen in my right hand, and of the seven golden lampstands, is this: The seven stars are the messengers of the seven churches, and the seven lampstands are the seven churches.

Treasury of Scripture Knowledge

Summary

These are the two olive trees, and the two candlesticks standing before the God of the earth.

Two olive

Bible References

Two olive

Romans 11:17
If some of the branches have been broken off, and yet you, although you were wild olive suckers, have been grafted in among the native branches, and been made to share the rich sap of the native olive's root,

Two candlesticks

Revelation 1:20
The open secret of the seven stars that you have seen in my right hand, and of the seven golden lampstands, is this: The seven stars are the messengers of the seven churches, and the seven lampstands are the seven churches.
Matthew 5:14
You are the light of the world. A city that is built upon a hill cannot be hidden.
Luke 11:33
No one lights a lamp and puts it in a cellar or under a peck-measure, but he puts it on the lampstand, that the people who come in may enjoy the light.