Albert Barnes' Notes on the Whole Bible - Luke 1:32
He shall be great - There is undoubted reference in this passage to Isaiah 9:6-7. By his being “great” is meant he shall be distinguished or illustrious; great in power, in wisdom, in dominion on earth and in heaven.Shall be called - This is the same as to say he “shall be” the Son, etc. The Hebrews often used this form of speech. See Matthew 21:13.The Highest - God, who is infinitely exalted; called the Highest, because He is exalted over all his creatures on earth and in heaven. See Mark... read more
The Pulpit Commentary - Luke 1:32
The Son of the Highest . It is singular that this title, given by the angel to the yet unborn child, was the one given to the Redeemer by the evil spirit in the case of the poor possessed. Is this the title, or one of the titles, by which our Master is known in that greater world beyond our knowledge? The throne of his father David ; clearly indicating that Mary herself was of royal lineage, although this is nowhere definitely stated (see Psalms 132:1-18 : 11). These words of the angel... read more