1 Corinthians 11:27

So whosoever may eat the bread or drink the cup of the Lord unworthily, shall be guilty of the body and the blood of the Lord.

1 Timothy 1:13

being antecedently a blasphemer, and a persecutor, and an insulter: but I obtained mercy, because I did it in unbelief being ignorant;

Hebrews 10:26-29

For we sinning willingly after we have received the perfect knowledge of the truth, there is left no more sacrifice for sins,

Treasury of Scripture Knowledge

Summary

And if the whole congregation of Israel sin through ignorance, and the thing be hid from the eyes of the assembly, and they have done somewhat against any of the commandments of the LORD concerning things which should not be done, and are guilty;

Through ignorance

Bible References

Through ignorance

1 Timothy 1:13
being antecedently a blasphemer, and a persecutor, and an insulter: but I obtained mercy, because I did it in unbelief being ignorant;
Hebrews 10:26
For we sinning willingly after we have received the perfect knowledge of the truth, there is left no more sacrifice for sins,