Zacharias said to the angel, “How can I be sure of this? For I am an old man, and my wife is well advanced in years.”
ExplanationCommentary
Verse 18. Whereby shall I know this? Zachary could not question the Divine Power, but he doubted of what the angel told him. Witham.—It was customary with the Jews, when they heard that any wonderful event was to take place, to inquire whether the Almighty had manifested his will by any supernatural sign. Zachary puts this question to the angel, not through any doubt concerning the omnipotence of God, but because what was promised could not be compassed in the natural order of things: for, I am an old man and my wife is advanced in years. D. Diony.