Luke 1:11

In the meantime, an angel of the Lord appeared to him, standing at the right of the altar of incense.

Luke 1:19

The angel answered him, "I am Gabriel; I stand in the very presence of God. I have been sent to talk with you and to tell you this good news.

Luke 1:28

So the angel came to her home and said, "Congratulations, you highly favored woman! The Lord be with you!"

Luke 2:10

But the angel said to them: "Stop being afraid, for now I bring you good tidings of great joy which is to be for all the people;

Acts 5:19

But in the night the angel of the Lord threw open the jail doors and let them out, and said to them,

Acts 10:3-4

One afternoon about three o'clock he had a vision and clearly saw an angel of God come to him and say, "Cornelius!"

Hebrews 1:14

Are not the angels all attending spirits sent forth to serve for the sake of those who are going to be unceasing possessors of salvation?

Revelation 8:3-4

Then another angel with a censer of gold came and stood at the altar, and a great quantity of incense was given to him to mingle with the prayers of all God's people, on the altar of gold that stood before the throne.

Revelation 9:13

Then the sixth angel blew his trumpet, and I heard a voice from the corners of the altar of gold that was before God

Treasury of Scripture Knowledge

Summary

And there appeared unto him an angel of the Lord standing on the right side of the altar of incense.

Bible References

Appeared

Luke 1:19
The angel answered him, "I am Gabriel; I stand in the very presence of God. I have been sent to talk with you and to tell you this good news.
Luke 2:10
But the angel said to them: "Stop being afraid, for now I bring you good tidings of great joy which is to be for all the people;
Acts 10:3
One afternoon about three o'clock he had a vision and clearly saw an angel of God come to him and say, "Cornelius!"
Hebrews 1:14
Are not the angels all attending spirits sent forth to serve for the sake of those who are going to be unceasing possessors of salvation?

The altar

Revelation 8:3
Then another angel with a censer of gold came and stood at the altar, and a great quantity of incense was given to him to mingle with the prayers of all God's people, on the altar of gold that stood before the throne.
Revelation 9:13
Then the sixth angel blew his trumpet, and I heard a voice from the corners of the altar of gold that was before God