Matthew 26:72

And again he denied with an oath, I know not the man.

Matthew 5:34-36

But I say unto you, Swear not at all; neither by heaven, because it is the throne of God;

Matthew 26:74

Then he began to anathematize and to swear, I know not the man. And immediately the cock crew.

Luke 22:34

And He said; I say unto thee, Peter, the cock shall not crow this day, before that thou shalt thrice deny that thou knowest me.

Acts 5:3-4

But Peter said, Ananias, wherefore hath Satan filled thy heart to lie to the Holy Ghost, and keep back a part from the price of the land?

Treasury of Scripture Knowledge

Summary

And again he denied with an oath, I do not know the man.

Bible References

With

Matthew 5:34
But I say unto you, Swear not at all; neither by heaven, because it is the throne of God;
Acts 5:3
But Peter said, Ananias, wherefore hath Satan filled thy heart to lie to the Holy Ghost, and keep back a part from the price of the land?

I do not

Matthew 26:74
Then he began to anathematize and to swear, I know not the man. And immediately the cock crew.
Luke 22:34
And He said; I say unto thee, Peter, the cock shall not crow this day, before that thou shalt thrice deny that thou knowest me.