Matthew 1:20
He had been dwelling upon this, when an angel of the Lord appeared to him in a dream. "Joseph, son of David," the angel said, "do not be afraid to take Mary for your wife, for her child has been conceived by the power of the Holy Spirit.
Matthew 2:13
After they had left, an angel of the Lord appeared to Joseph in a dream, and said: "Awake, take the child and his mother, and seek refuge in Egypt; and stay there until I bid you return, for Herod is about to search for the child, to put him to death."
Acts 18:9-10
One night the Lord said to Paul, in a vision: "Have no fear, but continue to speak, and refuse to be silenced;
Acts 27:23
For last night an angel of the God to whom I belong, and whom I serve, stood by me, and said--