James 4:17
Therefore, to the one who knows to do good and does not do [it], to him it is sin.
John 9:41
Jesus said to them, "If you were blind, you would not have sin. But now you say, 'We see,' your sin remains.
Luke 12:47-48
And that slave who knew the will of his master and did not prepare or do according to his will {will be given a severe beating}.
John 13:17
If you understand these [things], you are blessed if you do them.
John 15:22
If I had not come and spoken to them, they would not have sin. But now they do not have a valid excuse for their sin.
Romans 1:20-21
For from the creation of the world, his invisible [attributes], both his eternal power and deity, are discerned clearly, being understood in the things created, so that they are without excuse.
Romans 1:32
who, [although they] know the requirements of God, that those who do such things are worthy of death, not only do they do the same [things], but also they approve of those who do [them].
Romans 2:17-23
But if you call yourself a Jew and rely on the law and boast in God
Romans 7:13
Therefore, [did that which is] good become death to me? May it never be! Rather [it was] sin, in order that it might be recognized [as] sin, producing death through [what is] good for me, in order that sin might become sinful to an extraordinary degree through the commandment.
2 Peter 2:21
For it would have been better for them not to have known the way of righteousness than having known [it], to turn back from the holy commandment that had been delivered to them.