John 3:4
Nicodemus said to Him, "How can a man be born when he is old? He cannot again enter his mother's womb and be born, can he?"
John 3:3
Jesus answered him, "I most solemnly say to you, no one can ever see the kingdom of God, unless he is born from above."
John 4:11-12
She said to Him, "You have nothing to draw with, sir, and the well is deep. Where do you get your living water?
John 6:53
Then Jesus said to them, "I most solemnly say to you, unless you eat the flesh of the Son of Man and drink His blood, you do not have life in you.
John 6:60
So many of His disciples, when they heard it, said, "This teaching is hard to take in. Who can listen to it?"
1 Corinthians 1:18
For the message of the cross is nonsense to those who are in the process of being destroyed, but it is the power of God to those who are in the process of being saved.
1 Corinthians 2:14
An unspiritual man does not accept the things that the Spirit of God teaches, for they are nonsense to him; and he cannot understand them, because they are appreciated by spiritual insight.