John 15:22

"Had I not come and spoken to them, they had not had sin; but now they have no excuse for their sin.

John 9:41

Jesus said to them, "If ye were blind, ye would have no sin; but now ye say, 'We see,' your sin abides."

Romans 1:20

For His invisible things, since the creation of the world, are clearly seen, being perceived by the things that are made, even His everlasting power and divinity; that they may be without excuse:

Luke 12:46

the lord of that servant will come in a day when he is not expecting him, and in an hour which he knows not, and will cut him asunder, and appoint his portion with the unfaithful.

John 3:18-21

He that believes on Him is not judged; he that believes not has been judged already, because he has not believed on the name of the only begotten Son of God.

John 12:48

He who rejects Me, and receives not My words, has one that judges him: the word that I spake, the same shall judge him in the last day.

John 19:11

Jesus answered him, "You would have no authority against Me, unless it were given to you from above; on this account, he who delivered Me up to you has greater sin."

Acts 17:30

God, therefore, having overlooked the time of ignorance, now commands all men everywhere to repent;

Romans 2:1

Wherefore, you are without excuse, O man, every one who judges; for wherein you judge another, you condemn yourself; for you who judge practice the same things.

2 Corinthians 2:14-16

But thanks be to God, Who always causeth us to triumph in Christ, and maketh manifest through us the savor of His knowledge in every place;

Hebrews 6:4-8

For as to those who were once enlightened, and tasted of the heavenly gift, and became partakers of the Holy Spirit,

James 4:17

To him, therefore, who knows to do good, and does it not, to him it is sin.

1 Peter 2:16

as free, and not holding your freedom as a cloak for wickedness, but as servants of God.

Treasury of Scripture Knowledge

Summary

If I had not come and spoken unto them, they had not had sin: but now they have no cloke for their sin.

General references

Bible References

Cloke

Romans 1:20
For His invisible things, since the creation of the world, are clearly seen, being perceived by the things that are made, even His everlasting power and divinity; that they may be without excuse:
Romans 2:1
Wherefore, you are without excuse, O man, every one who judges; for wherein you judge another, you condemn yourself; for you who judge practice the same things.
1 Peter 2:16
as free, and not holding your freedom as a cloak for wickedness, but as servants of God.

General references

Luke 10:14
But it will be more tolerable for Tyre and Sidon in the judgment than for you.
John 16:9
respecting sin, because they believe not on Me;
James 4:17
To him, therefore, who knows to do good, and does it not, to him it is sin.