Luke 1:11

Then there appeared to him an angel of the Lord standing on the right side of the altar of incense;

Luke 1:19

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

Luke 1:28

So Gabriel went into the house and said to her, "Joy be to you, favoured one! the Lord is with you."

Luke 2:10

But the angel said to them, "Put away all fear; for I am bringing you good news of great joy--joy for all the People.

Acts 5:19

But during the night an angel of the Lord opened the prison doors and brought them out, and said,

Acts 10:3-4

About three o'clock one afternoon he had a vision, and distinctly saw an angel of God enter his house, who called him by name, saying, "Cornelius!"

Hebrews 1:14

Are not all angels spirits that serve Him--whom He sends out to render service for the benefit of those who, before long, will inherit salvation?

Revelation 8:3-4

And another angel came and stood close to the altar, carrying a censer of gold; and abundance of incense was given to him that he might place it with the prayers of all God's people upon the golden altar which was in front of the throne.

Revelation 9:13

The sixth angel blew his trumpet; and I heard a single voice speaking from among the horns of the golden incense altar which is in the presence of 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
"I am Gabriel, who stand in the presence of God," answered the angel, "and I have been sent to talk with you and tell you this good news.
Luke 2:10
But the angel said to them, "Put away all fear; for I am bringing you good news of great joy--joy for all the People.
Acts 10:3
About three o'clock one afternoon he had a vision, and distinctly saw an angel of God enter his house, who called him by name, saying, "Cornelius!"
Hebrews 1:14
Are not all angels spirits that serve Him--whom He sends out to render service for the benefit of those who, before long, will inherit salvation?

The altar

Revelation 8:3
And another angel came and stood close to the altar, carrying a censer of gold; and abundance of incense was given to him that he might place it with the prayers of all God's people upon the golden altar which was in front of the throne.
Revelation 9:13
The sixth angel blew his trumpet; and I heard a single voice speaking from among the horns of the golden incense altar which is in the presence of God.