Matthew 1:20
And, while thinking of these things, behold, an angel of the Lord appeared to him in a dream, saying, "Joseph, son of David, fear not to take to yourself Mary your wife; for that which was begotten in her is of the Holy Spirit.
Matthew 2:13
And, they having departed, behold, an angel of the Lord appears to Joseph in a dream, saying, "Having risen, take the Child and His mother, and flee into Egypt, and be there till I speak to you; for Herod is about to seek the Child to destroy Him."
Acts 18:9-10
And the Lord said to Paul, through a vision by night, "Fear not, but speak, and be not silent;
Acts 27:23
For there stood by me this night an angel of the God Whose I am, and Whom I serve,