How many times is "angel of the LORD" in the Bible?

Yahweh’s angel came again the second time, and touched him, and said, “Arise and eat, because the journey is too great for you.”

On: Mental Health, What Does the Bible Say About Suicide? 25 Verses of Hope, Mental Illness

Yahweh’s angel encamps around those who fear him, and delivers them.

On: Protection, Fear, Angels

But when he thought about these things, behold, an angel of the Lord appeared to him in a dream, saying, “Joseph, son of David, don’t be afraid to take to yourself Mary, your wife, for that which is conceived in her is of the Holy Spirit.

On: Dreams, Angels, Christmas

Joseph arose from his sleep, and did as the angel of the Lord commanded him, and took his wife to himself;

On: Christmas

Now when they had departed, behold, an angel of the Lord appeared to Joseph in a dream, saying, “Arise and take the young child and his mother, and flee into Egypt, and stay there until I tell you, for Herod will seek the young child to destroy him.”

On: Dreams

But when Herod was dead, behold, an angel of the Lord appeared in a dream to Joseph in Egypt, saying,

On: Dreams

Behold, there was a great earthquake, for an angel of the Lord descended from the sky, and came and rolled away the stone from the door, and sat on it.

On: Easter

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

On: Angels

And behold, an angel of the Lord stood by him, and a light shone in the cell. He struck Peter on the side, and woke him up, saying, “Stand up quickly!” His chains fell off from his hands.

On: Angels