Revelation 8:3

And another angel came, and stood by the altar, holding a golden censer; and there were given to him many perfumes, to offer with the prayers of all the saints upon the golden altar which was before the throne.

1 Corinthians 10:21

Ye cannot drink the cup of the Lord and the cup of daemons: ye cannot be partakers of the table of the Lord, and the table of daemons.

Revelation 3:20

Lo! I stand at the door, and knock: if any person hear my voice, and open the door, I will come in to him, and I will sup with him, and he with me.

Treasury of Scripture Knowledge

Summary

The altar of wood was three cubits high, and the length thereof two cubits; and the corners thereof, and the length thereof, and the walls thereof, were of wood: and he said unto me, This is the table that is before the LORD.

Bible References

Altar

Revelation 8:3
And another angel came, and stood by the altar, holding a golden censer; and there were given to him many perfumes, to offer with the prayers of all the saints upon the golden altar which was before the throne.

This is

1 Corinthians 10:21
Ye cannot drink the cup of the Lord and the cup of daemons: ye cannot be partakers of the table of the Lord, and the table of daemons.
Revelation 3:20
Lo! I stand at the door, and knock: if any person hear my voice, and open the door, I will come in to him, and I will sup with him, and he with me.