'Knowest' in the Bible

Nathanael saith unto him, Whence knowest thou me? Jesus answered and said unto him, Before Philip called thee, when thou wast under the fig tree, I saw thee.

The wind bloweth where it will, and thou hearest the voice thereof, but knowest not whence it cometh, and whither it goeth: so is every one that is born of the Spirit.

Jesus answered and said unto him, What I do thou knowest not now; but thou shalt understand hereafter.

Now know we that thou knowest all things, and needest not that any man should ask thee: by this we believe that thou camest forth from God.

Pilate therefore saith unto him, Speakest thou not unto me? Knowest thou not that I have power to release thee, and have power to crucify thee?

So when they had broken their fast, Jesus saith to Simon Peter, Simon,'son of John, lovest thou me more than these? He saith unto him, Yea, Lord; thou knowest that I love thee. He saith unto him, Feed my lambs.

He saith to him again a second time, Simon,'son of John, lovest thou me? He saith unto him, Yea, Lord; thou knowest that I love thee. He saith unto him, Tend my sheep.

He saith unto him the third time, Simon,'son of John, lovest thou me? Peter was grieved because he said unto him the third time, Lovest thou me? And he said unto him, Lord, thou knowest all things; thou knowest that I love thee. Jesus saith unto him, Feed my sheep.