John 13:12

So when he had washed their feet, and taken his garments, and sat down again, he said unto them, Know ye what I have done to you?

John 13:7

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

Ezekiel 24:19

And the people said unto me, Wilt thou not tell us what these things are to us, that thou doest so?

Ezekiel 24:24

Thus shall Ezekiel be unto you a sign; according to all that he hath done shall ye do: when this cometh, then shall ye know that I am the Lord Jehovah.

Matthew 13:51

Have ye understood all these things? They say unto him, Yea.

Mark 4:13

And he saith unto them, Know ye not this parable? and how shall ye know all the parables?

John 13:4

riseth from supper, and layeth aside his garments; and he took a towel, and girded himself.

Treasury of Scripture Knowledge

Summary

So after he had washed their feet, and had taken his garments, and was set down again, he said unto them, Know ye what I have done to you?

Bible References

Know

John 13:7
Jesus answered and said unto him, What I do thou knowest not now; but thou shalt understand hereafter.
Ezekiel 24:19
And the people said unto me, Wilt thou not tell us what these things are to us, that thou doest so?
Matthew 13:51
Have ye understood all these things? They say unto him, Yea.
Mark 4:13
And he saith unto them, Know ye not this parable? and how shall ye know all the parables?

American Standard Version Public Domain