John 15:22

"If I had not come and spoken to them, they would have had no sin; but as the case stands they are without excuse for their sin.

John 9:41

"If you were blind," answered Jesus, "you would have no sin; but as a matter of fact you boast that you see. So your sin remains!"

Romans 1:20

For, from the very creation of the world, His invisible perfections--namely His eternal power and divine nature--have been rendered intelligible and clearly visible by His works, so that these men are without excuse.

Luke 12:46

that servant's Master will come on a day when he is not expecting Him and at an hour that he knows not of, and will punish him severely, and make him share the lot of the unfaithful.

John 3:18-21

He who trusts in Him does not come up for judgement. He who does not trust has already received sentence, because he has not his trust resting on the name of God's only Son.

John 12:48

He who sets me at naught and does not receive my teachings is not left without a judge: the Message which I have spoken will judge him on the last day.

John 19:11

"You would have had no power whatever over me," replied Jesus, "had it not been granted you from above. On that account he who has delivered me up to you is more guilty than you are."

Acts 17:30

Those times of ignorance God viewed with indulgence. But now He commands all men everywhere to repent,

Romans 2:1

You are therefore without excuse, O man, whoever you are who sit in judgement upon others. For when you pass judgement on your fellow man, you condemn yourself; for you who sit in judgement upon others are guilty of the same misdeeds;

2 Corinthians 2:14-16

But to God be the thanks who in Christ ever heads our triumphal procession, and by our hands waves in every place that sweet incense, the knowledge of Him.

Hebrews 6:4-8

For it is impossible, in the case of those who have once for all been enlightened, and have tasted the sweetness of the heavenly gift, and have been made partakers of the Holy Spirit,

James 4:17

If, however, a man knows what it is right to do and yet does not do it, he commits a sin.

1 Peter 2:16

Be free men, and yet do not make your freedom an excuse for base conduct, but be God's bondservants.

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, from the very creation of the world, His invisible perfections--namely His eternal power and divine nature--have been rendered intelligible and clearly visible by His works, so that these men are without excuse.
Romans 2:1
You are therefore without excuse, O man, whoever you are who sit in judgement upon others. For when you pass judgement on your fellow man, you condemn yourself; for you who sit in judgement upon others are guilty of the same misdeeds;
1 Peter 2:16
Be free men, and yet do not make your freedom an excuse for base conduct, but be God's bondservants.

General references

Luke 10:14
However, for Tyre and Sidon it will be more endurable at the Judgement than for you.
John 16:9
of sin, because they do not believe in me;
James 4:17
If, however, a man knows what it is right to do and yet does not do it, he commits a sin.