Zacharias was troubled — Although he was accustomed to converse with God, yet we see he was thrown into a great consternation, at the appearance of his angelical messenger, nature not being able to sustain the sight. Is it not then an instance of the goodness is well as of the wisdom of God, that the services, which these heavenly spirits render us, are generally invisible?
Related Commentaries of Luke 1:12
Luke 1:12
12 And when Zacharias saw him, he was troubled, and fear fell upon him.