Bede

And of the sons of the priests with trumpets, Zechariah, etc. Indeed, in this life, the sons of the priests play the trumpets at the dedication of the city of God, because they inflame the hearts of the listeners with the memory of the heavenly homeland by preaching, and this is in the vessels of the song of David, the man of God, when, relying not on their own sense or desires, but following in all things the life of the fathers and prophets, they insist on doctrine, the word of preaching. …

Commentary on Ezra and Nehemiah ↗