Zechariah 4:11 - Albert Barnes' Notes on the Bible

And I answered and said - The vision, as a whole, had been explained to him. The prophet asks as to subordinate parts, which seemed perhaps inconsistent with the whole. If the whole imports that everything should be done by the Spirit of God, not by human power, what means it that there are these two olive-trees? And when the Angel returned no answer, to invite perhaps closer attention and a more definite question, he asks again;