John 3:4
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?"
John 3:3
Jesus answered him, "Truly, truly, I say to you, unless one is born again he cannot see the kingdom of God."
John 4:11-12
The woman said to him, "Sir, you have nothing to draw water with, and the well is deep. Where do you get that living water?
John 6:53
So Jesus said to them, "Truly, truly, I say to you, unless you eat the flesh of the Son of Man and drink his blood, you have no life in you.
John 6:60
When many of his disciples heard it, they said, "This is a hard saying; who can listen to it?"
1 Corinthians 1:18
For the word of the cross is folly to those who are perishing, but to us who are being saved it is the power of God.
1 Corinthians 2:14
The natural person does not accept the things of the Spirit of God, for they are folly to him, and he is not able to understand them because they are spiritually discerned.