“How can I be sure of this?” Zechariah asked the angel. “I am an old man, and my wife is well along in years.”
Berean Standard Bible (BSB)
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.”
World English Bible (WEB)
And{G2532} Zacharias{G2197} said{G2036}{(G5627)} unto{G4314} the angel{G32}, Whereby{G2596}{G5101} shall I know{G1097}{(G5695)} this{G5124}? for{G1063} I{G1473} am{G1510}{(G5748)} an old man{G4246}, and{G2532} my{G3450} wife{G1135} well stricken{G4260}{(G5761)} in{G1722} years{G2250}{G846}.
Strong's King James
(18) Z’kharyah said to the angel, "What? How will I know this, for I am an old man and my wife advanced in days?"
The F.O.G
The F.O.G Message
And Zacharias said unto the messenger, ‘Whereby shall I know this? for I am aged, and my wife is advanced in her days?’
Young's Literal Translation