17 Then Abraham fell on his face and ^plaughed and said to himself, ^q“Shall a child be born to a man who is a hundred years old? ^rShall Sarah, who is ninety years old, bear a child?”

18 And Zechariah said to the angel, ^t“How shall I ^uknow this? For I am an old man, and my wife is advanced in years.”

34 And Mary said to the angel, “How will this be, since I am a virgin?”¹