Read John 3:4 Using Other Translations
Nicodemus saith unto him, How can a man be born when he is old? can he enter the second time into his mother's womb, and be born?
Nicodemus said to him, "How can a man be born when he is old? Can he enter a second time into his mother's womb and be born?"
“What do you mean?” exclaimed Nicodemus. “How can an old man go back into his mother’s womb and be born again?”