Interpretation of Zechariah's Doubt

He will go before him in the power, spirit power of Elijah to turn the hearts of the fathers to the children, and to the wisdom of the just, to make ready a people prepared for the Lord./nZechariah questioned the angel, saying, 'How shall I know this for I am an old man, while advanced in years?'/nThe angel identified himself as Gabriel, indicating trouble when questioned about his credibility./nGabriel stands in the presence of God and was sent to bring glad tidings and speak to Zechariah./nAs a consequence of his unbelief, Zechariah was rendered mute until the fulfillment of the angel's words./nLack of belief can lead believers to lose their voice of influence and hinder their destiny.