John 3:4

Nicodemus said to Him, “How can a man be born when he is old? He cannot enter his mother’s womb a second time and be born, can he?”

John 3:3

Jesus answered him, “I assure you and most solemnly say to you, unless a person is born again [reborn from above—spiritually transformed, renewed, sanctified], he cannot [ever] see and experience the kingdom of God.”

John 4:11-12

She said to Him, “Sir, You have nothing to draw with [no bucket and rope] and the well is deep. Where then do You get that living water?

John 6:53

And Jesus said to them, “I assure you and most solemnly say to you, unless you eat the flesh of the Son of Man and drink His blood [unless you believe in Me as Savior and believe in the saving power of My blood which will be shed for you], you do not have life in yourselves.

John 6:60

When many of His disciples heard this, they said, “This is a difficult and harsh and offensive statement. Who can [be expected to] listen to it?”

1 Corinthians 1:18

For the message of the cross is foolishness [absurd and illogical] to those who are perishing and spiritually dead [because they reject it], but to us who are being saved [by God’s grace] it is [the manifestation of] the power of God.

1 Corinthians 2:14

But the natural [unbelieving] man does not accept the things [the teachings and revelations] of the Spirit of God, for they are foolishness [absurd and illogical] to him; and he is incapable of understanding them, because they are spiritually discerned and appreciated, [and he is unqualified to judge spiritual matters].

Treasury of Scripture Knowledge

Summary

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?

General references

Bible References

General references

Ezekiel 44:9
‘Thus says the Lord God, “No foreigner uncircumcised in heart and flesh, of all the foreigners who are among the sons of Israel, shall enter My sanctuary.
Mark 10:15
I assure you and most solemnly say to you, whoever does not receive and welcome the kingdom of God like a child will not enter it at all.”