John 3:3-5

New Revised Standard Version, Anglicised Catholic Edition

³ Jesus answered him, ‘Very truly, I tell you, no one can see the kingdom of God without being born from above.’^{[a] 4} Nicodemus said to him, ‘How can anyone be born after having grown old? Can one enter a second time into the mother’s womb and be born?’ ⁵ Jesus answered, ‘Very truly, I tell you, no one can enter the kingdom of God without being born of water and Spirit.