Hebrews 10:26
For, if we sin wilfully after we received the full knowledge of the truth, there no longer remains a sacrifice for sins,
2 Peter 2:20-22
For if, after having escaped the defilements of the world in a full knowledge of our Lord and Savior Jesus Christ, but, having again become entangled with these, they are overcome, the last state has become worse with them than the first.
1 John 5:16
If anyone sees his brother sinning a sin not to death, he shall ask, and God will give him life for those that sin not to death. There is a sin to death: I do not say that he shall make request concerning this.
Luke 12:47
And that servant who knew his lord's will, and made not ready, nor did according to his will, shall be beaten with many stripes;
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."
John 13:17
If ye know these things, happy are ye, if ye do them.
John 15:22-24
"Had I not come and spoken to them, they had not had sin; but now they have no excuse for their sin.
2 Thessalonians 2:10
and in all deceit of unrighteousness to those who perish; because they received not the love of the truth, that they might be saved.
1 Timothy 1:13
though formerly I was a blasphemer, and a persecutor, and injurious; but I obtained mercy, because I, being ignorant, did it in unbelief;
Hebrews 6:4-6
For as to those who were once enlightened, and tasted of the heavenly gift, and became partakers of the Holy Spirit,
Matthew 12:43-45
"But, when the unclean spirit goes out from the man, it passes through waterless places, seeking rest, and finds it not.
Matthew 12:31-32
Therefore, I say to you, every sin and blasphemy will be forgiven to men, but the blasphemy against the Holy Spirit shall not be forgiven.
James 4:17
To him, therefore, who knows to do good, and does it not, to him it is sin.