1 John 2:21

I have not written to you because ye know not the truth, but because ye know it, and that no lie is of the truth.

2 Peter 1:12

Wherefore I shall be careful always to remind you of these things, though ye know them, and are established in the truth that is with you.

Romans 15:14-15

But I myself am persuaded of you, my brethren, that ye are even of yourselves full of goodness, filled with all knowledge, able also to admonish one another.

Jude 1:5

But I wish to remind you as once knowing it all, that the Lord, having saved the people out of the land of Egypt, afterward destroyed those who believed not;

Treasury of Scripture Knowledge

Summary

I have not written unto you because ye know not the truth, but because ye know it, and that no lie is of the truth.

Because ye know not

General references

Bible References

Because ye know not

Romans 15:14
But I myself am persuaded of you, my brethren, that ye are even of yourselves full of goodness, filled with all knowledge, able also to admonish one another.
2 Peter 1:12
Wherefore I shall be careful always to remind you of these things, though ye know them, and are established in the truth that is with you.

General references

John 10:5
But a stranger they will not follow, but will flee from him; because they know not the voice of strangers.